Zircosulfate Mineral Data

(Translated by https://www.hiragana.jp/)
Zircosulfate Mineral Data

General Zircosulfate Information

Chemical Formula:

Zr(SO4)2•4(H2O)

Composition:

Molecular Weight = 355.41 gm

Zirconium 25.67 % Zr 34.67 % ZrO₂

Hydrogen 2.27 % H 20.28 % H₂O

Sulfur 18.04 % S 45.05 % SO₃

Oxygen 54.02 % O

______ ______

100.00 % 100.00 % = TOTAL OXIDE

Empirical Formula:

Zr(SO₄)₂•4(H₂O)

Environment:

Cavity in intensely hydrothermally altered nepheline syenite pegmatite, perhaps formed by acid sulfatic solutions attacking eudialyte.

IMA Status:

Approved IMA 1965

Locality:

Korgeredaba alkalic massif, Sangilen Upland, southeastern Tuva, Russia. Link to MinDat.org Location Data.

Name Origin:

Named for the zirconium and sulfate in its composition.

Name Pronunciation:

Zircosulfate + Pronunciation

Zircosulfate Image

Images:

Zircosulfate

Comments: Powdery zircosulfate aggregate.
Location: Korgeredaba Massif, Republic of Tuva, Siberia, Russia. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Zircosulfate Crystallography

Axial Ratios:

a:b:c =2.2306:1:0.476

Cell Dimensions:

a = 25.92, b = 11.62, c = 5.532, Z = 8; V = 1,666.19 Den(Calc)= 2.83

Crystal System:

Orthorhombic - DipyramidalH-M Symbol (2/m 2/m 2/m) Space Group: F ddd

$Help on X Ray Diffraction:$ X Ray Diffraction:

By Intensity(I/I_o): 4.33(1), 2.98(0.9), 2.33(0.6),

Physical Properties of Zircosulfate

Color:

Colorless, White.

Density:

2.83 - 2.85, Average = 2.84

Diaphaneity:

Transparent to Translucent

Hardness:

2.5-3 - Finger Nail-Calcite

Luster:

Earthy (Dull)

Streak:

white

Optical Properties of Zircosulfate

Gladstone-Dale:

CI meas= -0.025 (Excellent) - where the CI = (1-KPDmeas/KC)
CI calc= -0.029 (Excellent) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.2283,KPDmeas= 0.2275,KC= 0.2218
Ncalc = 1.63

Optical Data:

Biaxial (+), a=1.62, b=1.644, g=1.674, bire=0.0540, 2V(Calc)=86, 2V(Meas)=75.

Calculated Properties of Zircosulfate

Electron Density:

Bulk Density (Electron Density)=2.81 gm/cc
note: Specific Gravity of Zircosulfate =2.84 gm/cc.

Fermion Index:

Fermion Index = 0.03
Boson Index = 0.97

Photoelectric:

PE_Zircosulfate= 34.48 barns/electron
U=PE_Zircosulfate x rElectron Density= 97.00 barns/cc.

Radioactivity:

GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Zircosulfate is Not Radioactive

Zircosulfate Classification

Dana Class:

29.09.02.01 (29)Hydrated Acid and Sulfates

(29.09)with miscellaneous formulae

(29.09.02)Dana Group

29.09.02.01 Zircosulfate Zr(SO4)2•4(H2O) F ddd 2/m 2/m 2/m

Strunz Class:

07.CD.50 07 - SULFATES (SELENATES, TELLURATES)

07.C - Sulfates (selenates, etc.) without Additional Anions, with H2O

07.CD -With only large cations

07.CD.50 Zircosulfate Zr(SO4)2•4(H2O) F ddd 2/m 2/m 2/m

Other Zircosulfate Information

References:

NAME( AntBidBlaNic5) PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) OPTIC PROP.(Enc. of Minerals,2nd ed.,1990)

See Also:

Links to other databases for Zircosulfate :
1 - Am. Min. Crystal Structure Database
2 - Athena
3 - EUROmin Project
4 - Ecole des Mines de Paris
5 - GeoScienceWorld
6 - Google Images
7 - Google Scholar
8 - Handbook of Mineralogy (MinSocAm)
9 - Handbook of Mineralogy (UofA)
10 - MinDAT
11 - Mineralienatlas (Deutsch)
12 - Online Mineral Museum
13 - QUT Mineral Atlas
14 - Ruff.Info

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Ask about Zircosulfate here :
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Print or Cut-and-Paste your Zircosulfate Specimen Label here :

Zircosulfate

Zr(SO4)2•4(H2O)
Dana No: 29.09.02.01 Strunz No: 07.CD.50
Locality:

Notes: