Mineralogy Database

Kadyrelite Mineral Data

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General Kadyrelite Information

Help on Chemical  Formula: Chemical Formula: Hg4(Br,Cl)2O
Help on Composition: Composition: Molecular Weight = 955.94 gm
   Mercury   83.93 %  Hg   87.28 % Hg2O
   Bromine   12.54 %  Br   12.54 % Br
               -   %   Br   -1.26 % -O=Br2   
   Chlorine   1.85 %  Cl    1.85 % Cl
               -   %   Cl   -0.42 % -O=Cl2   
   Oxygen     1.67 %  O
            ______        ______ 
            100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Hg4Br1.5Cl0.5O
Help on Environment: Environment: In cavities in carbonate veins in a mercury deposit.
Help on IMA Status: IMA Status: Approved IMA 1987
Help on Locality: Locality: Kadyrel deposit, Tuva, Siberia, Russia. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for the locality.
Help on Name Pronunciation: Name Pronunciation: Kadyrelite + Pronunciation Say KADYRELITE

Kadyrelite Crystallography

Help on Cell Dimensions: Cell Dimensions: a = 16.22, Z = 24; V = 4,267.29 Den(Calc)= 8.93
Help on Crystal System: Crystal System: Isometric - Hexoctahedral H-M Symbol (4/m 3 2/m) Space Group: I a3d
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 3.32(1), 1.912(0.85), 2.57(0.65),

Physical Properties of Kadyrelite

Help on Cleavage: Cleavage: None
Help on Color: Color: Orange, Dull orange.
Help on Diaphaneity: Diaphaneity: Transparent
Help on Fracture: Fracture: Brittle - Generally displayed by glasses and most non-metallic minerals.
Help on Habit: Habit: Granular - Generally occurs as anhedral to subhedral crystals in matrix.
Help on Hardness: Hardness: 2.5-3 - Finger Nail-Calcite
Help on Luster: Luster: Vitreous - Adamantine
Help on Streak: Streak: yellow orange

Optical Properties of Kadyrelite

Help on Gladstone-Dale: Gladstone-Dale: CI calc= 0.295 (Poor) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.112,KC= 0.1588
Ncalc = 2.42
Help on Optical Data: Optical Data: Isotropic, n=2.
Help on RL Color: RL Color: Grayish white with intense orange internal reflections.
Help on Reflectivity Reflectivity
Standardized Intensity (100%) Reflection Spectra of Kadyrelite in Air
λ R  ∑ R(λ) 
 436 nm   27.70   
 460 nm   25.30 
 500 nm   21.20 
 589 nm   18.10 
 620 nm   17.80 
 656 nm   16.60 
Calculated Relative Intensity Colors of Kadyrelite in Air
   0%   50% 100% 150% 200% 250% 300% 350% 400% 450% 490%

Calculated Properties of Kadyrelite

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=7.27 gm/cc
note: Specific Gravity of Kadyrelite =8.93 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.25
Boson Index = 0.75
Help on Photoelectric: Photoelectric: PEKadyrelite =1,472.07 barns/electron
U=PEKadyrelite x rElectron Density=10698.63 barns/cc.
Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Kadyrelite is Not Radioactive

Kadyrelite Classification

Help on  Dana Class: Dana Class: (10)Oxyhalides and Hydroxyhalides
  (10.05)where Am (O,OH)p Xq
  (10.05.04)Dana Group Eglestonite Hg6Cl3O(OH)(?) I a3d 4/m 3 2/m Kadyrelite Hg4(Br,Cl)2O I a3d 4/m 3 2/m
Help on  Strunz Class: Strunz Class: 03.DD.05 03 - HALIDES
  03.D - Oxyhalides, Hydroxyhalides and Related Double Halides
  03.DD -With Hg
03.DD.05 Eglestonite Hg6Cl3O(OH)(?) I a3d 4/m 3 2/m
03.DD.05 Kadyrelite Hg4(Br,Cl)2O I a3d 4/m 3 2/m

Other Kadyrelite Information

Help on References: References: NAME( AntBidBlaNic3) PHYS. PROP.(Am.Min.,Vol.74,p503,1989) OPTIC PROP.(AntBidBlaNic3)
Help on See Also: See Also: Links to other databases for Kadyrelite :
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.DD.05





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