Babingtonite

Comments: Small, single crystal of babingtonite on matrix.
Location: Blueberry Mountain, Woburn. Middlesex County, Massachusetts, USA. Scale: Size Not Given.
© Lou Perloff / Photo Atlas of Minerals

Baddeleyite

Comments: Single crystal specimen of very rare baddeleyite pseudomorphing kimzeyite (garnet).
Location: Perovskite Hill, Magnet Cove, Arkansas, USA. Scale: 0.9 X 1.0 cm.
© John Veevaert

Bafertisite

Comments: Tan crystal spray of bafertisite in pegmatite.
Location: Fountain Quarry, Pitt County, North Carolina, USA. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Bahianite

Comments: Rounded grain of bahianite.
Location: Garimpo de Morro, Paramirim Region, Bahia, Brazil. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Bakerite

Comments: Porcelain-like, massive bakerite.
Location: Twenty Mule Canyon, Death Valley, Inyo County, California, USA. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Bakhchisaraitsevite

Comments: Yellow-brown, platy or thin tabular crystals of bakhchisaraitsevite from an Iron mine. Red arrow indicates the mineral.
Location: Kovdor massif, Kola peninsula, Russia. Scale: 5mm.
© Tom Loomis / Dakota Matrix

Bakhchisaraitsevite

Comments: Crystals of beige-colored bakhchisaraitsevite crystals in hydrothermal assemblage with colorless bobierrite on dolomite from a cavity in a deformed vein of dolomite carbonatite (CanMin, v 38, p 832).
Location: Kovdor Phosphorite-Carbonatite complex, Russia. Scale: See Image.
© Nataly A. Pekova

Baksanite

Comments: Gray metallic grain of baksanite surrounded by white calcite.
Location: Tyrnyauz, Kabardino-Balkaria Republic, North Caucasus, Russia. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Bamfordite

Comments: Scanning electron micrograph showing the typical morphology of bamfordite crystals. (AmMin, 83:173).
Location: Abandoned W-Mo-Bi mines at Bamford, Queensland, Australia. Scale: Scale Bar 20 µm.
© American Mineralogist

Bandylite

Comments: Blue crystals of bandylite on quartz.
Location: Queténa mine, Calama, Antofagásta Province, Chile. Scale: 8x5x3 cm.
© John Betts - Fine Minerals

Bannisterite

Comments: Deep red micaceous bannisterite.
Location: Zinc Mine, Broken Hill, New South Wales, Australia. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Baotite   Ferrocolumbite

Comments: Minute brown crystalline grains of baotite in dark ferrocolumbite.
Location: Sheep Creek, Ravalli County, Montana. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Baotite

Comments: Brown masses of crystalline baotite in white quartz matrix.
Location: Inner Mongolia, Autonomous Region, China. Scale: Picture size 2 cm.
© Tom Loomis / Dakota Matrix

Bararite   Cryptohalite

Comments: White crystalline bararite intermixed with cryptohalite colored yellow by selenium.
Location: Shamokin, Northumberland County, Pennsylvani, USA. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Baratovite

Comments: Pale pink, pearly, micaceous baratovite in syenite rock.
Location: Dara-Pioz, Tien Shan, Tadzhikistan. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Barberiite

Comments: Thin, colorless, tabular blades of barberiite crystals.
Location: Vulcano, Italy. Scale: 1 mm.
© Thomas Witzke / Abraxas-Verlag

Barbertonite

Comments: Crystalline, red barbertonite in white and green serpentinite rock.
Location: Nevada Creek, Tasmania, Australia. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Barbosalite

Comments: Black, cruciform quadrilling twins of barbosalite crystals.
Location: Sapucaia, Mina Gerais, Brazil. Scale: Size Not Given.
© Lou Perloff / Photo Atlas of Minerals

Barbosalite   Phosphosiderite

Comments: Transparent, brown crystal of phosphosiderite on black barbosalite.
Location: Bull Moose mine, Custer, Custer County, South Dakota, USA. Scale: Not Given.
© Lou Perloff / Photo Atlas of Minerals

Barentsite

Comments: White, powdery barentsite.
Location: Khibiny Massif, Kola Peninsula, Murmansk District, Russia. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Baricite

Comments: Blue, micaceous baricite with some yellow iron staining.
Location: Rapid Creek, Yukon Territory, Canada. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Bario-orthojoaquinite

Comments: Several 0.75mm brownish red micro-crystals of bario-orthojoaquinite in matrix.
Location: Dallas Gem mine, San Benito Co., California, USA. Scale: Picture size 0.5 cm.
© Tom Loomis / Dakota Matrix

Bariopyrochlore

Comments: Yellow crystalline massive bariopyrochlore.
Location: Catalao #2 Mine, Goias, Brazil. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Bariosincosite   Fluellite

Comments: Vivid green crystals of bariosincosite well placed on a matrix covered by colorless, tabular fluellite with some minor metavariscite.
Location: Eugui Quarry, Cantera Azkarate, Eugui, Navarra, Spain. Scale: Rosette size: 0.3 x 0.2 cm.
© Fabre Minerals

Barite

Comments: Honey-colored very transparent barite crystal group.
Location: (1998) Meikle mine, Elko Co. Nevada, USA. Scale: 5 x 6 cm.
© Fabre Minerals

Barite   Jacobsite

Comments: Sharp, octahedral crystals of Jacobsite on a bladed barite matrix.
Location: N' Chwaning II Mine, Kuruman, South Africa. Scale: 3x2.5x1.9 cm.
© Isaias Casanova / IC Minerals

Barite   Wurtzite

Comments: Compact, dark, metallic crystals of wurtzite intermixed with galena crystals and white barite blades.
Location: Huanzala, Huanuco Dept., Peru. Scale: 5 x 4 x 2.5 cm.
© Isaias Casanova / IC Minerals

Barite

Comments: Tabular, clear crystal of barite on a small matrix of pinkish dolomite. Fluorescence under UV light.
Location: Cerro Warihuyn, 2850 m, Miraflores, Huamalias, Huanuco Peru. Scale: 3.4 x 2.8 x 0.9 cm.
© Fabre Minerals

Barium-pharmacosiderite

Comments: Reddish brown, crystal of barium-pharmacosiderite on matrix.
Location: Clara Mine, Wolfach, Baden-Wurt., Germany. Scale: Size Not Given.
© Lou Perloff / Photo Atlas of Minerals

Barnesite

Comments: Bright red, acicular crystals of barnesite on matrix.
Location: Cactus Rat claim, Thompson, Grand County, Utah, USA. Scale: Size Not Given.
© Lou Perloff / Photo Atlas of Minerals

Barrerite

Comments: Barrerite, an extremely rare zeolite was found in large cavities on a tidal flat.
Location: Rocky Pass, Kuiu Island, Alaska. Scale: 5.5 x 6 cm.
© Fabre Minerals

Barringerite

Comments: Dark barringerite inclusions in nickel-iron meteorite (polished section.
Location: Canon Diablo Meteorite, Meteor Crater, Canon Diablo, Coconino County, Arizona, USA. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Barringtonite   Lansfordite

Comments: Optical images of clusters of glassy lansfordite crystals and one white dehydrated barringtonite ? crystal. (AmMin, 88:1883).
Location: Crystals associated with the remains of a saguaro, Carnegiea gigantea from south and west central Arizona. Scale: Scale bar 800 µ-m.
© American Mineralogist

Barroisite

Comments: Black, acicular, compact, massive barroisite.
Location: Monte Beigua, Savona, Liguria, Italy. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Barylite

Comments: Prismatic crystals of barylite exposed in a vug.
Location: Eveslogchorr Mt , Khibiny Massif, Kola Peninsula, Murmanskaja Oblast', Northern Region, Russia. Scale: Picture size 4 mm.
© Thomas Witzke / Abraxas-Verlag

Barylite

Comments: Blocky prisimatic clear crystals of barylite with black aegirine.
Location: Mt. Malosa, Zomba plateau Malawi. Scale: 2 x 1.6 x 1.3 cm.
© Fabre Minerals

Barysilite

Comments: Clear, round plates of barysilite on a manganiferous matrix.
Location: Langban, Varmland, Sweden. Scale: Picture size 5 mm.
© Tom Loomis / Dakota Matrix

Barytocalcite

Comments: Pale pink crystalline barytocalcite in dark matrix.
Location: Langban, Varmland, Sweden. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Barytocalcite

Comments: White prismatic barytocalcite crystals to 6mm. Former Eaton Collection.
Location: Alston Moor, Cumberland, England. Scale: 3x2x2cm.
© Tom Loomis / Dakota Matrix

Barytolamprophyllite   Lamprophyllite

Comments: Brownish-yellow barytolamprophyllite on dark green lamprophyllite.
Location: Lovozero Massif, Kola Peninsula, Murmansk District, Russia. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Basaluminite

Comments: Clear, radial sprays of basaluminite crystals.
Location: Lavender Pit, Bisbee, Cochise County, Arizona, USA. Scale: Size Not Given.
© Lou Perloff / Photo Atlas of Minerals

Bassanite

Comments: White, blocky bassanite crystals on matrix.
Location: Taft, Kern County, California, USA. Scale: Size Not Given.
© Lou Perloff / Photo Atlas of Minerals

Bassetite

Comments: Bright yellow, bladed crystals of bassetite.
Location: Capoterra, near Cagliari, Sardinia, Italy. Scale: Size Not Given.
© Lou Perloff / Photo Atlas of Minerals

Bastnasite-(Ce)

Comments: Platy crystal of bastnäsite-(Ce).
Location: Trimouns, Luzenac, Ariège, France. Scale: 0.8 cm.
© John Veevaert

Bastnasite-(La)

Comments: Orange, hexagonal crystal of bastnäsite-(La).
Location: Red Cloud mines, Gallinas Mountains, Lincoln County, New Mexico, USA. Scale: Size Not Given.
© Lou Perloff / Photo Atlas of Minerals

Batiferrite

Comments: Gray hexagonal crystal of batiferrite on matrix.
Location: Graulai (Grauley), near Hillesheim, Eifel Mts, Rhineland-Palatinate, Germany. Scale: Picture size 1.2 mm.
© Thomas Witzke / Abraxas-Verlag

Batisite

Comments: Vitreous, translucent, brownish orange crystals of batisite.
Location: Malyi Murun, Siberia, Russia. Scale: crystals up to 4 to 7 mm.
© John Veevaert

Baumhauerite

Comments: Opaque, lustrous, parallel crystalline baumhauerite aggregates.
Location: Lengenbach quarry, Binntal, Valais, Switzerland. Scale: Size Not Given.
© Lou Perloff / Photo Atlas of Minerals

Baumhauerite

Comments: Black, rounded, specular baumhauerite crystal on white dolomite.
Location: Lengenbach quarry, Binntal, Valais, Switzerland. Scale: Picture width 1 cm.
© Walter Gabriel

Baumhauerite-2a   Sphalerite

Comments: Dark crystal of baumhauerite-2a (same shape as baumhauerite) with olive-green transparent sphalerite crystal on white dolomite.
Location: Lengenbach quarry, Binntal, Valais, Switzerland. Scale: Picture 2 cm tall.
© Walter Gabriel

Baumstarkite

Comments: Fragments of baumstarkite with zoning of darker lamellae with higher As content. (AmMin 87:755).
Location: San Genaro mine, Huancavelica Department, Peru.. Scale: See Image.
© American Mineralogist

Bauranoite

Comments: Massive, orange-brown crystalline aggregate of bauranoite.
Location: Strel'tsovskoye ore field, Krasnokamensk, Chitinskaya Oblast', Transbaikalia (Zabaykalye), Eastern-Siberian Region, Russia. Scale: Picture size 6 mm.
© Thomas Witzke / Abraxas-Verlag

Bavenite

Comments: Clear, acicular bavenite crystals.
Location: Foote mine, Kings Mountain, Cleveland County, North Carolina, USA. Scale: Size Not Given.
© Lou Perloff / Photo Atlas of Minerals

Bayldonite

Comments: Green, rounded, crystalline bayldonite aggregates.
Location: Tsumeb mine, Tsumeb, Namibia. Scale: Size Not Given.
© Lou Perloff / Photo Atlas of Minerals

Bayleyite

Comments: Stellate aggregates of pale greenish white, acicular bayleyite crystals on a gossanous matrix with white, snowy aragonite.
Location: Hideout #1 mine, White Canyon district, San Juan County, Utah, USA. Scale: Picture size 3.5 mm.
© Paul M. Schumacher

Bayleyite

Comments: Bright yellow coatings of bayleyite.
Location: Near Moab, Grand County, Utah, USA. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Bayleyite

Comments: Stellate aggregates of acicular bayleyite crystals under short wave UV light showing pale green fluorescence.
Location: Hideout #1 mine, White Canyon district, San Juan County, Utah, USA. Scale: Picture size 3.5 mm.
© Paul M. Schumacher

Bazhenovite

Comments: Yellow, bladed crystals of bazhenovite on matrix.
Location: Ronneburg U deposit, Gera district, Thuringia, Germany. Scale: Picture size 2 mm.
© Thomas Witzke / Abraxas-Verlag

Bazirite   Sanbornite

Comments: Clear glassy minute grains of bazinite to 1mm through out matrix of milky-white sanbornite. The bazirite fluoresces light blue.
Location: Snow Cap mine, Rush Creek, Fresno Co., California, USA. Scale: 6.5 x 3 x 2.5cm.
© Tom Loomis / Dakota Matrix

Bazzite

Comments: Blue crystals of bazzite.
Location: Thiemendorf near Königshain, Lausitz, Sachsen, Germany. Scale: Picture size 1.3 mm.
© Thomas Witzke / Abraxas-Verlag

Beaverite   Mottramite

Comments: Specimen of quartz with a thick druse of green mottramite (cuprodescloizite) crystals and a scattered grouping of micro beaverite crystals (lemon yellow in color).
Location: Tsumeb Mine, Tsumeb, Namibia. Scale: 3.3 x 2.5 cm.
© John Veevaert

Beaverite

Comments: Yellow earthy coating of beaverite.
Location: Hornsilver Mine, Frisco, Beaver County, Utah, USA. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Becquerelite

Comments: Yellow becquerelite crystals.
Location: Shinkolobwe mine, Tantara, Shaba, Dem. Repub. Congo. Scale: Size Not Given.
© Lou Perloff / Photo Atlas of Minerals

Becquerelite   Schoepite

Comments: Bright yellow crystals of schoepite on transparent yellow becquerelite.
Location: Shinkolobwe mine, Tantara, Shaba, Democratic Republic of the Congo. Scale: .
© Lou Perloff / Photo Atlas of Minerals

Bederite

Comments: Dark brown massive bederite.
Location: El Penon Pegmatite, Nevados de Palermo, Salta, Argentina. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Behierite

Comments: A light brownish crystal of behierite in matrix.
Location: Manjaka, Sahatany Valley, Antsirabe Region, Madagascar. Scale: Picture size 5 mm.
© Thomas Witzke / Abraxas-Verlag

Behoite   Analcime

Comments: Gray-white microcline crystals up to 4 cm coated with overgrowth of analcime 18 mm diameter, black aegirine up to 25 mm and most notable, a pale pink behoite.
Location: Poudrette quarry (Demix quarry; Uni-Mix quarry; Desourdy quarry), Mt Saint-Hilaire, Rouville Co., Québec, Canada. Scale: 5x4x3 cm.
© John Betts - Fine Minerals

Beidellite

Comments: Pure white chalky massive beidellite.
Location: From near Charlestown, Nevis, Saint Kitts and Nevis, West Indies. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Belendorffite

Comments: Small grains of belendorffite from concentrates.
Location: Moschellandsberg, Pfalz, Germany. Scale: Picture size 4 mm.
© Thomas Witzke / Abraxas-Verlag

Bellbergite

Comments: Small colorless to white hexagonal crystals of bellbergite on matrix.
Location: Ettringer Bellerberg, Ettringen, near Mayen, Eifel Mts, Rhineland-Palatinate, Germany. Scale: Picture size 1 mm.
© Thomas Witzke / Abraxas-Verlag

Bellidoite   Berzelianite   Umangite

Comments: Dark bellidoite inclusions in black berzelianite with white umangite.
Location: Habri, near Tisnov, Jihomoravsky, Czech Republi. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Bellingerite

Comments: Green crystal of bellingerite on matrix.
Location: Chuquicamata, Antofagasta, Chile. Scale: Picture size 8 mm.
© Thomas Witzke / Abraxas-Verlag

Belovite-(Ce)

Comments: Light yellow vitreous crystals of belovite-Ce up to 2 mm.
Location: Malyi Punkaruaiv Mt, Lovozero Massif, Kola Peninsula, Murmanskaja Oblast', Northern Region, Russia. Scale: 2.5x3 cm.
© John Veevaert

Belovite-(La)

Comments: Yellow, pseudo-hexagonal crystal of belovite-(La) in calcite.
Location: Khibina massif, Kola Peninsula, Russia. Scale: Crystal size 1.5 mm.
© Tom Loomis / Dakota Matrix

Belyankinite

Comments: Thin beige coating of belyankinite.
Location: Lovozero Massif, Kola Peninsula, Murmansk District, Russia. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Bementite

Comments: Brown massive bementite.
Location: Olympic Mountains, Washington, USA. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Benitoite

Comments: Benitoite crystals in a natrolite and crossite matrix.
Location: Benitoite Gem Mine, San Benito Co., California, USA. Scale: Crystal size 1.5 cm.
© John Veevaert

Benjaminite   Krupkaite   Friedrichite

Comments: Crystals of a mixture of friedrichite, krupkaite, and benjaminite, with quartz crystals.
Location: Estela Mine, Julcani District, Junin, Peru. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Benstonite

Comments: Light pink benstonite crystals epitaxially formed on calcite needles.
Location: Minerva #1 Mine, Hardin County, Illinois, USA. Scale: 13 x 11 mm.
© John Veevaert

Bentorite

Comments: Violet crystalline bentorite.
Location: Hatrurim Area, West of Dead Sea, Israel. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Beraunite

Comments: Green and reddish brown, beraunite aggregates.
Location: Arean Claim, Three Oak Gap, Mena, Polk County, Arkansas, USA. Scale: Size Not Given.
© Lou Perloff / Photo Atlas of Minerals

Berborite

Comments: Colorless, nearly transparent crystalline berborite in matrix.
Location: Saga Quarry, Tvedalen, Vestfold, Norway. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Bergenite

Comments: Yellow bladed bergenite crystals.
Location: Mechelserrun, Saxony, Germany. Scale: Size Not Given.
© Lou Perloff / Photo Atlas of Minerals

Bergenite

Comments: Bladed, radial aggregates of yellow bergenite crystals on matrix.
Location: Bergen, Falkenstein, Vogtland, Saxony, Germany. Scale: Picture size 2.5 mm.
© Paul M. Schumacher

Bergslagite

Comments: White (fluorescent) veinlet of bergslagite cutting through metallic, gray hematite.
Location: Langban Mine Dump, Langban, Varmland, Sweden. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Berlinite   Trolleite

Comments: Pinkish crystalline berlinite with blue trolleite.
Location: Ijzer Mine, Vestana, Christiansted, Varmland, Sweden. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Berlinite   Lacroixite

Comments: Pale olive green crystalline lacroixite with white crystalline berlinite.
Location: Rusororo Pegmatite, Gatumba, Gisenyi, Rwanda. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Bermanite

Comments: Brown bermanite crystal.
Location: Tip Top mine, Custer, Custer County, South Dakota, USA. Scale: Size Not Given.
© Lou Perloff / Photo Atlas of Minerals

Berndtite   Tschermigite

Comments: Yellow crystalline berndtite on tschermigite.
Location: Shamokin, Northumberland County, Pennsylvania, USA. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Berryite   Aikinite

Comments: Fine-grained, gray, metallic granular berryite with silvery, metallic, prismatic aikinite.
Location: Mike Mine, San Juan County, Colorado. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Berthierine

Comments: Berthierine-1M, black pseudomorphs after cordylite-(Ce) crystals.
Location: Mont Saint Hilaire, Quebec, Canada. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Berthierite

Comments: Prismatic crystals of berthierite, tarnished bronze metallic, with stibnite and quartz crystals.
Location: San Martin Mine, Zacatecas, Mexico. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Bertossaite

Comments: Pale pinkish crystalline bertossaite with yellowish apatite and blue lazulite.
Location: Buranga Pegmatite, near Gatumba, Gisenyi, Rwanda. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Bertrandite

Comments: Colorless prismatic crystals of bertrandite on matrix with pale pink rhombohedral crystals of rhodochrosite.
Location: Yiaoguanshen mine, Hunan Province, China. Scale: 3.5 x 4 cm.
© Dan Weinrich

Bertrandite

Comments: Fan-like clusters of bertrandite crystals with brown rhodochrosite and quartz.
Location: Kara Oba, Kazakhstan. Scale: Crystal size 1.1 cm.
© John Veevaert

Beryl

Comments: Transparent Goshenite, the colorless variety of beryl with orthoclase and muscovite.
Location: Pingwu, Sichuan, China. Scale: 9 x 8.5 cm.
© Fabre Minerals

Beryl

Comments: Transparent Aquamarine, the blue variety of beryl.
Location: Nagar, Pakistan. Scale: 3 x 4 x 8.5 cm.
© Dan Weinrich

Beryl   Calcite

Comments: Transparent emerald, the green variety of beryl on calcite (marble) matrix.
Location: Coscuez, Boyacá, Colombia. Scale: 2.5 x 2.5 cm.
© Fabre Minerals

Beryl

Comments: Transparent Morganite, the pink variety of beryl.
Location: Nuristan, Laghman Province, Afghanistan. Scale: 9.2 x 6.5 cm.
© John Veevaert

Beryl

Comments: Transparent Heliodor, the yellow variety of beryl.
Location: Wolodarsk, Wolynsky, Ukraine. Scale: 2.8 x 0.7 cm.
© John Veevaert

Beryl

Comments: Red beryl prism on rhyolite matrix.
Location: Violet claims, Wah Wah Mountains, Beaver County, Utah, USA. Scale: Size Not Given.
© Lou Perloff / Photo Atlas of Minerals

Beryl   Fluorapatite   Muscovite   Apatite

Comments: Pink crystals of fluorapatite with pale blue beryl (aquamarine) on books of muscovite crystals.
Location: Nagar area, Gilgit district, Northern Areas, Pakistan. Scale: 3 x 3 cm.
© Dan Weinrich

Beryllite

Comments: Dirty white, soft, chalky filling of beryllite (Green Arrow) in a vuggy matrix.
Location: Lovozero, Mt. Karnasurt, Kola Peninsula, Russia. Scale: Size Not Given.
© Tom Loomis / Dakota Matrix

Beryllonite

Comments: Clear twinned crystal of beryllonite.
Location: Telecio mine, Linopolis, Minas Gerais, Brazil. Scale: Crystal size 1 cm.
© John Veevaert

Berzelianite   Athabascaite   Umangite

Comments: Reflected light photomicrograph of umangite (pinkish), berzelianite (gray), athabascaite (small white areas in berzelianite), calcite (olive).
Location: Sierra de Umango, La Rioja, Argentin. Scale: Not Given.
© Jeff Weissman / Photographic Guide to Mineral Species

Berzelianite   Bellidoite   Umangite

Comments: Dark bellidoite inclusions in black berzelianite with white umangite.
Location: Habri, near Tisnov, Jihomoravsky, Czech Republi. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Berzelianite

Comments: Blue-black metallic massive berzelianite.
Location: Bukov, Western Moravia, Severocesky, Czech Republic. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Berzelianite   Novakite

Comments: Gray metallic dendritic novakite in white calcite with tarnished black berzelianite.
Location: Cerny Dul, Bohemia, Vychodocesky, Czech Republic. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Berzelianite   Umangite

Comments: Black massive umangite intergrown with dark blue metallic berzelianite.
Location: Borsov, Bohemia, Vychodocesky, Czech Republic. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Berzeliite

Comments: White calcite with included grains of yellowish-orange berzeliite in matrix.
Location: Langban, Filipstad, Varmland, Sweden. Scale: 3 x 2.2 cm.
© John Veevaert

Betafite

Comments: Brown hexoctahedral crystal of betafite on greenish apatite crystals.
Location: Silver Crater Mine, Bancroft, Ontario, Canada. Scale: 2-1/4 cm across.
© Paul M. Schumacher

Betekhtinite

Comments: Black crystalline aggregate of betekhtinite with white calcite.
Location: Twin Pocket, Mine #57, Dzhezkazgan, Kazakhstan. Scale: 9.5 x 7.5 cm.
© Fabre Minerals

Betpakdalite

Comments: Yellow crust of betpakdalite on quartzite.
Location: Sadisdorf, Erzgebirge, Sachsen, Germany. Scale: 10 x 6 cm.
© Thomas Witzke / Abraxas-Verlag

Beudantite

Comments: Sharp and lustrous crystals of beudantite to 4 mm across on quartz.
Location: Tsumeb Mine, Tsumeb, Namibia. Scale: 2.7 x 2.5 cm.
© John Veevaert

Beudantite   Scorodite

Comments: Blue, 2 cm in length scorodite crystals on a sparkling matrix of brilliant brown-black beudantite.
Location: Tsumeb, Namibia. Scale: 8 x 5 x 3 cm.
© John Schneider

Beusite

Comments: Massive pale pinkish-beige beusite with blue vivianite.
Location: Remmelberg, Oberpfalz, Bavaria, Germany. Scale: Picture size 7 mm.
© Thomas Witzke / Abraxas-Verlag

Beyerite

Comments: Greenish yellow crusts of beyerite on pegmatite.
Location: Harding Mine, Taos County, New Mexico, USA. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Bianchite

Comments: White powdery crust of bianchite on clear to white gypsum.
Location: Glomsrudhollen, Amot, Modum, Buskerud, Norway. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Bideauxite

Comments: Brownish cubic crystals of bideauxite with blue boleite in tan limonitic matrix.
Location: Mammoth-St Anthony mine, Pinal County, Arizona, USA. Scale: Specimen size 2 x 3 cm.
© Dave Barthelmy

Bideauxite

Comments: Richard Bideaux, American mineralogist, co-author of the Handbook of Mineralogy, Volumes I to V, mineral collector, and the person whom bideauxite is named after, kindly provided the mineral name pronunciation for bideauxite.
Location: Tucson Convention Center, 50th Tucson Gem and Mineral Show, February 14, 2004. Scale: NA.
© Dave Barthelmy

Bieberite

Comments: Pink crust of bieberite with dark blue chalcanthite.
Location: Katanga, Shaba, Zaire. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Biehlite

Comments: White fibrous crystals of biehlite.
Location: Tsumeb, Namibia. Scale: Picture size 8 mm.
© Thomas Witzke / Abraxas-Verlag

Bigcreekite   Gillespite   Sanbornite

Comments: Tiny white, spherical patterns, halo-like crystals of bigcreekite to about 0.5mm and reddish gillespite in a matrix of pale yellowish sanbornite.
Location: Trumbull Peak, Mariposa Co., California, United States. Scale: 2.5 x 2 x 2cm.
© Tom Loomis / Dakota Matrix

Bikitaite

Comments: Clear, crystalline bikitaite laths on matrix.
Location: Foote mine, Kings Mountain, Cleveland County, North Carolina, USA. Scale: Size Not Given.
© Lou Perloff / Photo Atlas of Minerals

Bilinite

Comments: Powdery crust of white bilinite on pyrite.
Location: Bisbee, Cochise County, Arizona, USA. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Billietite

Comments: Clear, yellow crystal of billietite.
Location: Shinkolobwe mine, Tantara, Shaba, Dem. Repub. Congo. Scale: Size Not Given.
© Lou Perloff / Photo Atlas of Minerals

Billietite   Studtite

Comments: Acicular, white sprays of studtite crystals on yellow, tabular billietite.
Location: Shinkolobwe mine, Tantara, Shaba, Democratic Republic of the Congo. Scale: Not Given.
© Lou Perloff / Photo Atlas of Minerals

Bindheimite

Comments: Yellow earthy bindheimite covering red, massive crocoite.
Location: Callenberg North (no. 1) open cut, Callenberg, Glauchau, Saxony, Germany. Scale: Picture size 7 mm.
© Thomas Witzke / Abraxas-Verlag

Biotite

Comments: Brown book of pseudohexagonal biotite crystals in matrix.
Location: Sattleberg, Laacher See, Rhineland-Palatinate, Germany. Scale: Size Not Given.
© Lou Perloff / Photo Atlas of Minerals

Biotite

Comments: Sharp hexagonal plates of dark brown biotite to 2.5 cm. across, with white albite.
Location: Brazil. Scale: 6.9x5.5x3 cm.
© Richard Dale / Dale Minerals

Biotite   Anthophyllite

Comments: Fibrous mass of anthophyllite as a shell around biotite.
Location: Hermanov, Severocesky, Czech Republic. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Biotite   Wohlerite

Comments: Prismatic wohlerite crystals with lepidomelane (Fe-rich biotite).
Location: Langevannet, Tvedalen, Telemark, Norway. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Biphosphammite

Comments: Vuggy, dark green-brown biphosphammite.
Location: Mason Bat Cave, Mason County, Texas, USA. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Biphosphammite   Archerite

Comments: Buff-colored biphosphammite with white archerite crusts.
Location: Cockelbiddy Cave, Western Australia, Australia. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Birnessite

Comments: Gray birnessite. Very small crystals on massive material.
Location: Das Aufgeklärte Glück Mine, Hasserode, Wernigerode, Harz Mts, Saxony-Anhalt, Germany. Scale: Picture size 7 mm.
© Thomas Witzke / Abraxas-Verlag

Birnessite   Buserite

Comments: Round, "rabbit pellets" of buserite which dehydrates to birnessite when dry. Image photographed through water which is needed to preserve this species.
Location: Aomori Springs, Oppu, Japan. Scale: Sphere size 7 mm.
© Dave Barthelmy

Bischofite

Comments: Colorless grains of bischofite. The mineral is very hygroscopic and must be stored in a closed vial.
Location: Stassfurt, Stassfurt Deposit, Saxony-Anhalt, Germany. Scale: Picture size 5 mm.
© Thomas Witzke / Abraxas-Verlag

Bismite

Comments: Tan, massive bismite with quartz.
Location: Schneeberg, Sachsen, Germany. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Bismite   Waylandite

Comments: Gray massive stream rounded waylandite with tan bismite crusts.
Location: Mumba, Nord-Kivu, Zaire. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Bismoclite

Comments: Opaque white pearly crystalline bismoclite on matrix.
Location: Falcacci Mine, Rio Marina, Elba, Italy. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Bismuth

Comments: Skeletal trigonal crystal of native bismuth.
Location: Schneeberg, Saxony, Germany. Scale: Size Not Given.
© Lou Perloff / Photo Atlas of Minerals

Bismuth

Comments: Coarsely crystalline bismuth.
Location: Biggenden, Queensland, Australia. Scale: 2.9 x 1.8 x 2.8 cm.
© Fabre Minerals

Bismuthinite

Comments: Metallic, prismatic bismuthinite crystal topped with botryoidal marcasite.
Location: Veta Farellón viejo, Tazna, Potosí, Bolivia. Scale: 4.4x1.3x0.4 cm.
© Fabre Minerals

Bismuthinite   Cannonite

Comments: Opaque white crystal tufts of cannonite on quartz crystals with dark, metallic bismuthinite.
Location: Marysvale, Piute County, Utah, USA. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Bismutite

Comments: White to green earthy crust of bismutite.
Location: La Higuera, Coquimbo, Chile. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Bismutoferrite

Comments: Yellow-greenish, earthy bismutoferrite.
Location: Schneeberg District, Erzgebirge, Saxony, Germany. Scale: Specimen size 8.5 cm.
© Thomas Witzke / Abraxas-Verlag

Bismutomicrolite

Comments: A dark crystal of bismutomicrolite in pearly muscovite.
Location: Malkhan Range, Krasny Chikoy, Chitinskaya Oblast', Transbaikalia, Eastern-Siberian Region, Russia. Scale: Picture size 4 mm.
© Thomas Witzke / Abraxas-Verlag

Bismutotantalite

Comments: Tan coatings of bismutotantalite on white feldspar with pink lepidolite.
Location: Harding Mine, Taos County, New Mexico, USA. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Bityite

Comments: White crystalline bityite in silvery mica matrix.
Location: Harding Mine, Taos County, New Mexico, USA. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Bixbyite

Comments: Cubic crystals of bixbyite reaching 5 mm sit on a crude pseudomorph of hematite after garnet.
Location: Thomas Range, Juab Co., Utah, USA. Scale: 1.5 x 1.6 cm.
© Isaias Casanova / IC Minerals

Bjarebyite

Comments: Green, pyramidal crystals of bjarebyite.
Location: Palermo No. 1 mine, North Groton, Grafton County, New Hamphshire, USA. Scale: Size Not Given.
© Lou Perloff / Photo Atlas of Minerals

Blakeite

Comments: Brown crusts of blakeite on quartz.
Location: Goldfield, Esmeralda County, Nevada, USA. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Blatonite

Comments: Bright yellow granular masses of blatonite and white crystalline gypsum.
Location: . Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Blatonite

Comments: Acicular, yellow blatonite crystals with white aragonite on matrix.
Location: Jomac Mine, White Canyon,White Canyon District (White Canyon), San Juan Co., Utah, USA. Scale: Picture size 6 mm.
© Paul M. Schumacher

Blixite

Comments: Pale yellow crystalline blixite on dark matrix.
Location: Langban, Varmland, Sweden. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Blodite   Tamarugite

Comments: Clear, yellow blödite with white tamarugite.
Location: Willi Agatz Mine, Dresden, Saxony, Germany. Scale: Picture size 7 mm.
© Thomas Witzke / Abraxas-Verlag

Bobfergusonite

Comments: Opaque dark green to brown crystalline bobfergusonite in pegmatite.
Location: Cross Lake, Manitoba, Canada. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Bobierrite

Comments: Crystal group of bobierrite partially covered by yellow calcite.
Location: Zheleznyi Mine, Kovdor, Kola Penisula, Russia. Scale: Crystal size 1 cm.
© John Veevaert

Bobierrite   Strontiowhitlockite

Comments: Pale white to pink fine grained strontiowhitlockite with bobierrite.
Location: Kovdor Massif, Kola Peninsula, Murmansk District, Russia. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Bobjonesite

Comments: The silicified log and its coalified margin that hosts bobjonesite and other sulfate minerals. (CanMin, 41:85).
Location: Temple Mountain, Emery County, Utah, USA. Scale: Bob Jones is shown for scale.
© Canadian Mineralogist

Boehmite

Comments: Crystalline boehmite in bauxite rock.
Location: Bauxite, Saline County, Arkansas, USA. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Boggsite

Comments: White translucent botryoidal crystals of boggsite lining vug in basalt.
Location: Neer Road Pit, Goble, Columbia County, Oregon, uSA. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Boggsite

Comments: Pure white spheroidal boggsite crystal.
Location: Neer Road, Goble, Columbia Co., Oregon, USA. Scale: Crystal size 0.5 mm.
© Tom Loomis / Dakota Matrix

Bokite

Comments: Dark brown micro crystal rosettes of bokite in matrix.
Location: Monument #2 Mine, Apache County, Arizona. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Bokite

Comments: Tannish "spots" as very micro acicular bokite crystals filling in between grains. Eaton Collection.
Location: Monument #2 mine, Apache Co.,, Arizona, USA. Scale: Picture size 0.5 cm.
© Tom Loomis / Dakota Matrix

Boleite

Comments: Floater crystal of deep, inky blue boleite with interpenetration twinning.
Location: Amelia Mine, Santa Rosalia, Baja California, Mexico. Scale: 0.7 cm.
© John Veevaert

Boleite   Cumengite

Comments: Inky blue cumengite "sixling" epitaxially overgrown on boleite.
Location: Amelia mine, Santa Rosalia, Baja California Sur, Mexico. Scale: Not Given.
© Lou Perloff / Photo Atlas of Minerals

Bolivarite

Comments: Yellow translucent mass of bolivarite.
Location: Pontevedra, Galicia, Spain. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Boltwoodite

Comments: Sprays of boltwoodite covering matrix.
Location: Rossing, Namibia. Scale: Size Not Given.
© John Veevaert

Boltwoodite

Comments: Bright yellow, prismatic crystals of boltwoodite.
Location: Rössing mine, Swakopmund District, Namibia. Scale: Picture size 2.5 mm.
© Paul M. Schumacher

Boltwoodite

Comments: Yellow, globular aggregates of boltwoodite on a ferruginous matrix.
Location: Repete Mine, San Juan County, Utah, USA. Scale: See Image.
© Jeff Weissman / Photographic Guide to Mineral Species

Bonattite

Comments: Blue bonattite on siliceous sinter.
Location: Steamboat Springs, Washoe County, Nevada, USA. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Bonshtedtite

Comments: Oriented gray bands of bonshtedtite in calcite.
Location: Kovdor Massif, Kola Peninsula. Scale: 3.9x2.3x1.5 cm.
© Richard Dale / Dale Minerals

Boothite   Halotrichite

Comments: Pale blue earthy boothite with white halotrichite.
Location: Copiapo, Atacama, Chile. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Boracite

Comments: Clear, pale green pseudo-cubic boracite crystal.
Location: Sonderhausen, Thuringia, Germany. Scale: Size Not Given.
© Lou Perloff / Photo Atlas of Minerals

Boracite

Comments: A greenish crystal of boracite, a tetrahedron modified by cube and dodecahedral faces.
Location: Bernburg, Sachsen-Anhalt, Germany. Scale: Picture size 5 mm.
© Thomas Witzke / Abraxas-Verlag

Boracite   Hilgardite

Comments: Sub-mm reddish orange crystals of hilgardite on white boracite.
Location: Boulby Mine, Loftus, Cleveland, Great Britain. Scale: 1.5 x 2.5 cm.
© John Veevaert

Borax

Comments: Translucent crystal of borax preserved in oil to prevent dehydration to tincalconite.
Location: Searles Lake, San Bernardino County, California, USA. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Borcarite   Szaibelyite

Comments: Pale aqua granular borcarite with white fibrous to granular szaibelyite.
Location: Nalednoya, Republic of Sakha, Siberia, Russia. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Bornemanite   Lomonosovite

Comments: Yellow crystalline bornemanite in dark brown lomonosovite.
Location: Yubileinaya Pegmatite, Lovozero Massif, Kola Peninsula, Murmansk District, Russia. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Bornemanite

Comments: Pale yellow or peach colored, massive bornemanite.
Location: Lovozero Massif, Kola Peninsula, Murmanskaja Oblast', Northern Region, Russia. Scale: Picture size 5 mm.
© Tom Loomis / Dakota Matrix

Bornite

Comments: Metallic, crystalline bornite crystal with bluish tarnish.
Location: Kamoto mine, Kolwezi, Shaba, Dem. Repub. Congo. Scale: Size Not Given.
© Lou Perloff / Photo Atlas of Minerals

Bornite   Isomertieite   Arsenopalladinite   Gold

Comments: Light grayish grain of intimately intergrown isomertieite and arsenopalladinite (in the center of the picture), with pale yellow gold and brownish to violet bornite. Polished section (from microprobe analysis) in reflected light.
Location: Noril'sk, Putoran Mts, Taymyrskiy Autonomous Okrug, Eastern-Siberian Region, Russia. Scale: Picture size 0.1 mm.
© Thomas Witzke / Abraxas-Verlag

Borocookeite

Comments: Black and white image of multicolored tourmaline crystals (1) in fine-flaky aggregate of borocookeite (2). (AmMin, v 88, p 831).
Location: Sosedka and Mokhovaya pegmatite veins, Malkhan gem tourmaline deposit, Chikoy district, Chita oblast, Russia. Scale: Sample size is 5 x 5 cm.
© American Mineralogist

Boromuscovite

Comments: Grayish-white coatings of boromuscovite on lavender lepidolite crystals.
Location: Little Three Mine, Ramona, San Diego County, Californi, USA. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Borovskite   Temagamite   Merenskyite

Comments: Borovskite (Bvk) - temagamite (Tmg) - merenskyite (Mrk) composite grain included in chalcopyrite (Ccp). (CanMin, v 42, p 674).
Location: McBratney high-grade PGE-Au occurrence, Bear Lake mafic unit, Proterozoic Flin Flon greenstone belt, Manitoba, Canada. Scale: See Image.
© Canadian Mineralogist

Botallackite

Comments: Well crystallized (although the crystals are small) botallackite on matrix.
Location: A European classic from the type locality, Botallack mine, St Just, England. Scale: 5 x 4 cm.
© Fabre Minerals

Botryogen

Comments: Bright orange botryogen on white calcite showing it's characteristic botryoidal "grape-like" morphology.
Location: Cerro Pintados, Poza Almonte, Pampa del Tamarugal, Chile. Scale: Picture size 1 cm.
© John Veevaert

Botryogen

Comments: Reddish to yellowish crystalline botryogen.
Location: Redington Mercury Mine, Knoxville, Napa County, California, USA. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Botryogen   Redingtonite

Comments: Pale pink granular redingtonite on yellow-brown botryogen.
Location: Redington Mine, Knoxville, Napa County, California, USA. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Bottinoite

Comments: Pale blue botryoidal bottinoite on calcite.
Location: Dornberg, Ramsbeck, Sauerland, Nordrhein-Westfalen, Germany. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Boulangerite

Comments: Specimen of sulfide rich matrix with a surface coated with hair-like crystals of boulangerite.
Location: Noche Buena Mine, Zacatecas, Mexico. Scale: 9 x 6.5 cm.
© John Veevaert

Bournonite

Comments: Lustrous, silvery crystals of bournonite on massive bournonite.
Location: Mercedes Mine, Huanuco Dept., Peru. Scale: 3x3x2.7 cm.
© Isaias Casanova / IC Minerals

Bournonite

Comments: Bright, blocky crystalline aggregate of steel gray bournonite crystals.
Location: Yao-gan-xian mine, Hunan China. Scale: Picture size 2 cm.
© Fabre Minerals

Boussingaultite

Comments: White, crystalline aggregates boussingaultite.
Location: Anna Mine, Alsdorf, Aachen, North Rhine-Westphalia, Germany. Scale: Picture size 5 mm.
© Thomas Witzke / Abraxas-Verlag

Boyleite

Comments: Powdery white crust of boyleite on pyrite.
Location: Kotzebue, Alaska, USA. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Brabantite

Comments: Altering micro grain of brabantite.
Location: Kuttakuzhi, near Trivandrum, Travancore, Kerala, India. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Brackebuschite   Krettnichite

Comments: Scanning electron microscope image of a prismatic krettnichite (kr) aggregate associated with manganite (ma) and barian brackebuschite (br) in a vug. The inset is a close-up illustrating the morphology of brackebuschite. (Eur. J. Mineral, 13:146).
Location: hydrothermal manganite-quartz vein at the historic manganese deposit of Krettnich, Saarland, Germany. Scale: See Image.
© Eur. J. Mineral

Bradaczekite

Comments: SEM image of the aggregates of bradaczekite crystals. (CanMin, v39 , p 1116).
Location: North Breach of the Great fissure Tolbachik eruption (GFTE) in 1975-1976, Kamchatka Peninsula, Russia. Scale: Magnification: ~ 600x.
© Canadian Mineralogist

Bradleyite   Loughlinite

Comments: Silky fibrous veinlets of loughlinite with bradleyite.
Location: Green River area, Sweetwater County, Wyoming, USA. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Braggite

Comments: Silvery grain of braggite in brassy-iridescent pentlandite matrix.
Location: Stillwater Complex, Sweetwater Co., Montana, USA. Scale: 3 mm grain.
© Tom Loomis / Dakota Matrix

Brammallite

Comments: Dark gray-brown fine grained massive brammallite.
Location: Near Ione, Amador County, California, USA. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Brandtite

Comments: Clear, crystalline brandtite aggregates.
Location: Harstig mine, Pajsberg, Varmland, Sweden. Scale: Size Not Given.
© Lou Perloff / Photo Atlas of Minerals

Brannerite

Comments: Black grains of brannerite with gold and other minerals.
Location: Witwatersrand field, South Africa. Scale: Picture size 4 mm.
© Thomas Witzke / Abraxas-Verlag

Brannockite

Comments: Clear, hexagonal plates of brannockite crystals.
Location: Foote mine, Kings Mountain, Cleveland County, North Carolina, USA. Scale: Size Not Given.
© Lou Perloff / Photo Atlas of Minerals

Brass

Comments: Small brassy metallic grain of brass.
Location: Nurek Ore District, Uzbekistan. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Brassite

Comments: Opaque white botryoidal masses of brassite on matrix.
Location: Mine de Salsigne, Aude, France. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Braunite-I   Braunite-II

Comments: Crystals of braunite.
Location: Black Rock Mine, Kalahari Manganese Field, Northern Cape Province, South Africa. Scale: Crystal size 1.3 cm.
© John Veevaert

Braunite-I   Donpeacorite

Comments: Brown crystalline massive donpeacorite with dark brown black braunite.
Location: Zinc Corporation of America Mine #4, Balmat, Saint Lawrence County, New York, USA. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Braunite-I   Macfallite   Johnsenite-(Ce)

Comments: Tiny - less than 1mm - maroon crystals of mcfallite suspended as inclusions in massive quartz along with larger spots of brown johnsenite-(Ce) and braunite.
Location: Artur mine, Jaguaracu, Minas Gerais, Brazil. Scale: Overall 3 x 2.5 slab.
© Tom Loomis / Dakota Matrix

Braunite-II   Braunite-I

Comments: Crystals of braunite.
Location: Black Rock Mine, Kalahari Manganese Field, Northern Cape Province, South Africa. Scale: Crystal size 1.3 cm.
© John Veevaert

Bravoite

Comments: Steel gray, metallic crystal of bravoite on brassy yellow chalcopyrite.
Location: Gey, Rhineland-Palatinate, Germany. Scale: Size Not Given.
© Lou Perloff / Photo Atlas of Minerals

Brazilianite

Comments: Gemmy brazilianite crystal.
Location: Marcel Telirio mine, Divino das Laranjeiras, Minas Gerais, Brazil. Scale: Size Not Given.
© Fabre Minerals

Bredigite   Spurrite

Comments: White veins of bredigite in massive gray spurrite (slabbed specimen).
Location: Camphouse, Ardnamurchan, Argyll, Highland, Scotland. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Breithauptite

Comments: Three brownish, metallic hexagonal prisms of breithauptite in calcite.
Location: Sarrabus, Sardinia, Italy. Scale: Size Not Given.
© Lou Perloff / Photo Atlas of Minerals

Brendelite

Comments: Small brown tabular crystals of brendelite on matrix.
Location: Güldener Falk Mine, Schneeberg, Erzgebirge, Sachsen, Germany. Scale: Picture size 1 mm.
© Thomas Witzke / Abraxas-Verlag

Brenkite

Comments: Spherical aggregate of colorless crystals of brenkite.
Location: Schellkopf, Brenk, Eifel Mts, Rhineland-Palatinate, Germany. Scale: Picture size 7.5 mm.
© Thomas Witzke / Abraxas-Verlag

Brewsterite-Sr

Comments: Translucent brewsterite crystals on matrix.
Location: Yellow Lake, Olalla, Osoyoos Mining Division, British Columbia, Canada. Scale: 35x30x20 mm.
© John Betts - Fine Minerals

Brianyoungite

Comments: Silky white aggregates of brianyoungite with small yellow crystals of sulfur on sphalerite.
Location: St Johannes Mine, Wolkenstein, Erzgebirge, Saxony, Germany. Scale: Picture size 3 mm.
© Thomas Witzke / Abraxas-Verlag

Brindleyite

Comments: Greenish waxy crust of brindleyite.
Location: Hachita, Grant County, New Mexico, USA. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Britholite-(Ce)

Comments: Dark gray, parallel aggregates of britholite-(Ce) crystals in matix..
Location: Rusty Gold Mine, Jamestown District, Boulder Co., Colorado, USA. Scale: See Image.
© Paul M. Schumacher

Brochantite

Comments: Blue green spray of acicular brochantite crystals on matrix.
Location: Douglas Hill, Lidwig, Lyon County, Nevada, USA. Scale: Size Not Given.
© Lou Perloff / Photo Atlas of Minerals

Brochantite   Linarite

Comments: Deep blue, acicular, linarite with light blue, globular brochantite on white quartz.
Location: Goulmina, Er Rachidia, Morroco. Scale: Crystal size 1.5 cm.
© Fabre Minerals

Brochantite

Comments: Prismatic crystals of blue green brochantite.
Location: Grand View Mine, Grand Canyon, Coconino County, Arizona, USA. Scale: See Image.
© Jeff Weissman / Photographic Guide to Mineral Species

Brockite

Comments: Red-brown opaque massive brockite.
Location: Anna Lee Mine, Custer County, Colorado, USA. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Bromargyrite

Comments: Butterscotch colored bromargyrite cube.
Location: Broken Hill, New South Wales, Australia. Scale: Size Not Given.
© Lou Perloff / Photo Atlas of Minerals

Bromellite

Comments: Nearly colorless translucent crystalline bromellite in chloritic schistose rock.
Location: Pitkyaranta, Republic of Karelia, Russia. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Bromellite   Magnesioferrite

Comments: A micro, water color, hexagonal or barrel shaped crystal of white bromellite to about 0.3 mm on yellowish calcite with associated black magnesioferrite.
Location: Langban, Varmland, Sweden. Scale: 18x9x10mm.
© Tom Loomis / Dakota Matrix

Brookite

Comments: Brookite crystal group on matrix. During the 19th century this site produced some of the best brookite ever seen.
Location: Classic Welsh locality of Prenteg, Gwynedd, Wales, UK. Scale: 4 x 4.5 cm.
© Fabre Minerals

Brownmillerite

Comments: Brownish-orange masses of brownmillerite in skarn.
Location: Bellerberg, Ettringen, Eifel Mountains, Rheinland-Pfalz, Germany. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Brownmillerite   Reinhardbraunsite

Comments: Pink crystalline reinhardbraunsite in brownmillerite.
Location: Near Bellerberg, Eifel, Rheinland-Pflaz, Germany. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Brucite

Comments: Crystal cluster of brucite.
Location: N'Chwaning Mine, Kalahari Manganese Field, Northern Cape Province, South Africa. Scale: 7 x 5 x 4 cm.
© John Veevaert

Brugnatellite

Comments: Botryoidal brugnatellite.
Location: Monte Ramazzo, Liguria, Italy. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Brushite

Comments: Tan coatings of brushite on calcite.
Location: Oberschleme, Erzgebirge Mountains, Sachsen, Germany. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Buddingtonite

Comments: Chalky massive buddingtonite.
Location: Sharon Heights, Menlo Park, San Mateo County, California, USA. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Buergerite

Comments: Doubly-terminated brownish buergerite tourmaline crystals on matrix.
Location: Mexquitic, San Luis Potosí, Mexico. Scale: 26x15x13 mm.
© John Betts - Fine Minerals

Bukovite

Comments: Silvery metallic minute aggregates of bukovite in white calcite (polished mount).
Location: Predborice, Stredocesky, Czech Republic. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Bukovskyite   Zykaite

Comments: Pale beige acicular crystals of bukovskýite with white zykaite.
Location: Christbescherung Mine, Großvoigtsberg, Freiberg District, Erzgebirge, Saxony, Germany. Scale: Picture size 1.3 mm.
© Thomas Witzke / Abraxas-Verlag

Bultfonteinite

Comments: Rounded, spherical aggregation of acicular bultfonteinite crystals.
Location: N'Chwaning Mine, Kalahari Manganese Field, Northern Cape Province, South Africa. Scale: 8.5 x 4.6 cm.
© John Veevaert

Bultfonteinite   Oyelite

Comments: White encrustation of oyelite covering brownish botryoidal bultfonteinite.
Location: N'Chwaning Mine, Kalahari Manganese Field, Northern Cape Province, South Africa. Scale: 2 x 4 cm.
© John Veevaert

Bultfonteinite   Poldervaartite

Comments: Bow-tie clusters of white, acicular bultfonteinite and blocky, beige-colored poldervaartite on matrix.
Location: N'Chwaning mine, South Africa. Scale: picture size 4 cm.
© John Veevaert

Bunsenite

Comments: Greenish earthy bunsenite.
Location: Johanngeorgenstadt, Erzgebirge, Saxony, Germany. Scale: Picture size 5 mm.
© Thomas Witzke / Abraxas-Verlag

Burbankite

Comments: White crystal of burbankite (see arrow) and bluish green fluorite on matrix.
Location: Pocos de Caldes, Minas Gerais, Brazil. Scale: Crystal size 2 mm.
© John Veevaert

Burbankite

Comments: Yellow massive burbankite.
Location: Big Sandy Creek, near Rocky Boy, Big Bear Paw Mountains, Hill County, Montana, USA. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Burckhardtite   Moctezumite

Comments: Pink crusts of burckhardtite with yellow crystalline moctezumite on quartz.
Location: Moctezuma Mine, Moctezuma, Sonora, Mexico. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Burkeite

Comments: Translucent to opaque vuggy mass of burkeite.
Location: Searles Lake, San Bernardino County, California, USA. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Burnsite   Cotunnite

Comments: Images of burnsite grains (dark) in intimate intergrowth with cotunnite (light). Images obtained by scanning electron microscopy.
Location: North Breach of the great fissure Tolbachik volcano eruption (1975-1976), Kamchatka Peninsula, Russia. Scale: Scale bar: 20 µ-m.
© Canadian Mineralogist

Burpalite

Comments: Yellow crystalline grains of burpalite.
Location: Burpala, Transbaikal, Republic of Buryatia, Siberia, Russia. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Buryatite

Comments: Vitreous colorless buryatite on matrix.
Location: Solongo B deposit, Buriatia (Buryatia) Republic, Transbaikalia (Zabaykalye), Eastern-Siberian Region, Russia. Scale: Picture size 6 mm.
© Thomas Witzke / Abraxas-Verlag

Buserite   Birnessite

Comments: Round, "rabbit pellets" of buserite which dehydrates to birnessite when dry. Image photographed through water which is needed to preserve this species.
Location: Aomori Springs, Oppu, Japan. Scale: Sphere size 7 mm.
© Dave Barthelmy

Bustamite

Comments: Very course crystals of brownish red bustamite to 3cm in pink calcite.
Location: Zinc Corp mine, Broken Hill, NSW, Australia. Scale: 7 cm.
© John Attard

Butlerite

Comments: Orange butlerite crystals.
Location: United Verde mine, Jerome, Yavapai County, Arizona, USA. Scale: Size Not Given.
© Lou Perloff / Photo Atlas of Minerals

Butschliite

Comments: Slightly fibrous to granular massive butschliite.
Location: Near Shavings Lake, Renfrew County, Ontario, Canada. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Buttgenbachite

Comments: A blue crystal of buttgenbachite.
Location: Likasi Mine, Likasi, Shaba (Katanga), Congo (Zaïre). Scale: Crystal length 3.1 mm.
© Thomas Witzke / Abraxas-Verlag

Bystrite   Lazulite

Comments: Brownish-yellow bystrite grains with blue lazulite in an igneous rock.
Location: Malo-Bystrinskoye lazurite deposit, Tunka Valley, Sludyanka, Lake Baikal Region, Russia. Scale: Picture size 7 mm.
© Thomas Witzke / Abraxas-Verlag

Bystromite

Comments: Dark brown bystromite in quartz.
Location: La Fortuna Mine, El Antimonio, Aqua Prieta, Sonora, Mexico. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Bytownite   Plagioclase

Comments: Translucent crystalline bytownite.
Location: Crystal Bay, Hennepin County, Minnesota, USA. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species