Mineralogy Database

Kuzminite Mineral Data

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General Kuzminite Information

Help on Chemical  Formula: Chemical Formula: Hg2(Br,Cl)2
Help on Composition: Composition: Molecular Weight = 538.76 gm
   Mercury   74.46 %  Hg   77.43 % Hg2O
   Bromine   22.25 %  Br   22.25 % Br
               -   %   Br   -2.23 % -O=Br2   
   Chlorine   3.29 %  Cl    3.29 % Cl
               -   %   Cl   -0.74 % -O=Cl2   
            ______        ______ 
            100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Hg2Br1.5Cl0.5
Help on Environment: Environment: Vugs in mercury sulfides, in calcite veins in a mercury ore deposit. Forms a series with calomel.
Help on IMA Status: IMA Status: Approved IMA 1986
Help on Locality: Locality: Kadyrel mercury deposit, Pii-Khem district, Tuva, Siberia, Russia. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Aleksei Mikhailovich Kuzmin (1891-1980), Russian mineralogist of the Tomsk Polytechnic Institute, Tomsk, Russia.
Help on Name Pronunciation: Name Pronunciation: Kuzminite + Pronunciation Say KUZMINITE
Help on Synonym: Synonym: ICSD 23721
  PDF 40514

Kuzminite Crystallography

Help on Axial Ratios: Axial Ratios: a:c = 1:2.40026
Help on Cell Dimensions: Cell Dimensions: a = 4.597, c = 11.034, Z = 2; V = 233.18 Den(Calc)= 7.67
Help on Crystal System: Crystal System: Tetragonal - Ditetragonal Dipyramidal H-M Symbol (4/m 2/m 2/m) Space Group: I 4/mmm
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 3.25(1), 4.26(0.55), 2.103(0.5),

Physical Properties of Kuzminite

Help on Cleavage: Cleavage: {???} Good
Help on Color: Color: Bluish gray, Colorless, White.
Help on Density: Density: 7 - 7.2, Average = 7.1
Help on Diaphaneity: Diaphaneity: Transparent
Help on Hardness: Hardness: 1.5 - Between Talc and Gypsum
Help on Luster: Luster: Adamantine
Help on Streak: Streak: gray

Optical Properties of Kuzminite

Help on Optical Data: Optical Data: NCalc= 2.31 - from Gladstone-Dale relationship (KC = 0.1702) where Ncalc=Dcalc*KC+1
NCalc= 2.21 - from Gladstone-Dale relationship (KC = 0.1702) where Ncalc=Dmeas*KC+1

Calculated Properties of Kuzminite

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=6.29 gm/cc
note: Specific Gravity of Kuzminite =7.67 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.22
Boson Index = 0.78
Help on Photoelectric: Photoelectric: PEKuzminite =1,306.42 barns/electron
U=PEKuzminite x rElectron Density=8,220.62 barns/cc.
Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Kuzminite is Not Radioactive

Kuzminite Classification

Help on  Dana Class: Dana Class: (09)Anhydrous and Hydrated Halides
  (09.01)where A X
  (09.01.08)Calomel Group Calomel Hg2Cl2 I 4/mmm 4/m 2/m 2/m Kuzminite Hg2(Br,Cl)2 I 4/mmm 4/m 2/m 2/m Moschelite Hg2I2 I 4/mmm 4/m 2/m 2/m
Help on  Strunz Class: Strunz Class: 03.AA.30 03 - HALIDES
  03.A - Simple Halides, Without H2O
  03.AA -M:X = 1:1, 2:3, 3:5, etc.
03.AA.30 Calomel Hg2Cl2 I 4/mmm 4/m 2/m 2/m
03.AA.30 Kuzminite Hg2(Br,Cl)2 I 4/mmm 4/m 2/m 2/m
03.AA.30 Moschelite Hg2I2 I 4/mmm 4/m 2/m 2/m

Other Kuzminite Information

Help on References: References: NAME( AntBidBlaNic3) PHYS. PROP.(Am.Min.,Vol.73,p192,1988)
Help on See Also: See Also: Links to other databases for Kuzminite :
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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Dana No: Strunz No: 03.AA.30





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