Kettnerite Mineral Data

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

General Kettnerite Information

Chemical Formula:

CaBi(CO3)OF

Composition:

Molecular Weight = 344.07 gm

Calcium 11.65 % Ca 16.30 % CaO

Bismuth 60.74 % Bi 67.71 % Bi₂O₃

Carbon 3.49 % C 12.79 % CO₂

Oxygen 18.60 % O

Fluorine 5.52 % F 5.52 % F

- % F -2.33 % -O=F₂

______ ______

100.00 % 100.00 % = TOTAL OXIDE

Empirical Formula:

CaBi(CO₃)OF

Environment:

In quartz-fluorite veins cutting pegmatites containing plagioclase.

IMA Status:

Valid Species (Pre-IMA) 1956

Locality:

Krupke (Graupen), NW Bohemia, Czech Republic. Link to MinDat.org Location Data.

Name Origin:

Named for Radim Kettner (1891-1968), professor of geology, Charles University, Prague, Czech Republic.

Name Pronunciation:

Kettnerite + Pronunciation

Synonym:

ICSD 15676

PDF 38-462

Kettnerite Image

Images:

Kettnerite

Comments: Brown crystals of kettnerite.
Location: Shaft 250, Schlema-Hartenstein area, Erzgebirge, Saxony, Germany. Scale: Picture size 4 mm.
© Thomas Witzke / Abraxas-Verlag

Kettnerite Crystallography

Axial Ratios:

a:b = 1:3.57304

Cell Dimensions:

a = 3.7976, b = 13.569, Z = 2; V = 195.69 Den(Calc)= 5.84

Crystal System:

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

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

By Intensity(I/I_o): 2.89(1), 1.589(0.9), 1.732(0.9),

Crystal Structure:

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Grice J D , Cooper M A , Hawthorne F C , The Canadian Mineralogist , 37 (1999) p.923-927, Crystal-structure determination of twinned kettnerite

Physical Properties of Kettnerite

Color:

Brown, Brownish yellow, Yellow, Yellow brown, Light yellow.

Density:

5.8

Optical Properties of Kettnerite

Optical Data:

NCalc= 1.98 - from Gladstone-Dale relationship (KC = 0.1674) where Ncalc=Dcalc*KC+1
NCalc= 1.97 - from Gladstone-Dale relationship (KC = 0.1674) where Ncalc=Dmeas*KC+1

Calculated Properties of Kettnerite

Electron Density:

Bulk Density (Electron Density)=5.09 gm/cc
note: Specific Gravity of Kettnerite =5.84 gm/cc.

Fermion Index:

Fermion Index = 0.000631142
Boson Index = 0.999368858

Photoelectric:

PE_Kettnerite=1,122.76 barns/electron
U=PE_Kettnerite x rElectron Density=5,717.14 barns/cc.

Radioactivity:

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

Kettnerite Classification

Dana Class:

16a.03.07.01 (16a)Carbonates - Hydroxyl or Halogen

(16a.03)where (A B)2 (XO3) Zq

(16a.03.07)Dana Group

16a.03.07.01 Kettnerite CaBi(CO3)OF Pmmn 2/m 2/m 2/m

Strunz Class:

05.BE.30 05 - CARBONATES (NITRATES)

05.B - Carbonates with additional anions, without H2O

05.BE -With Pb, Bi

05.BE.30 Kettnerite CaBi(CO3)OF Pmmn 2/m 2/m 2/m

Other Kettnerite Information

References:

NAME( Dana8) PHYS. PROP.(AmMin, Vol 85, p 877)

See Also:

Links to other databases for Kettnerite :
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 Kettnerite here :
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Print or Cut-and-Paste your Kettnerite Specimen Label here :

Kettnerite

CaBi(CO3)OF
Dana No: 16a.03.07.01 Strunz No: 05.BE.30
Locality:

Notes: