Mineralogy Database

Kolymite Mineral Data

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General Kolymite Information

Help on Chemical  Formula: Chemical Formula: Cu7Hg6
Help on Composition: Composition: Molecular Weight = 1,648.36 gm
   Copper   26.99 %  Cu
   Mercury  73.01 %  Hg
           100.00 % 
Help on Empirical Formula: Empirical Formula: Cu7Hg6
Help on Environment: Environment: Found in the heavy mineral concentrates intergrown with copper aggregates. Dimorph of belendorffite.
Help on IMA Status: IMA Status: Approved IMA 1980
Help on Locality: Locality: Krokhalin antimony deposit, Kolyma River, Russia. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for the locality.
Help on Name Pronunciation: Name Pronunciation: Kolymite Say KOLYMITE

Kolymite Crystallography

Help on Cell Dimensions: Cell Dimensions: a = 9.418, Z = 4; V = 835.36 Den(Calc)= 13.11
Help on Crystal System: Crystal System: Isometric - Hextetrahedral H-M Symbol (4 3m) Space Group: I 43m
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 2.22(1), 2.52(0.42), 2.98(0.25),

Physical Properties of Kolymite

Help on Color: Color: Brownish black, Black, Tin white.
Help on Density: Density: 13
Help on Diaphaneity: Diaphaneity: Opaque
Help on Fracture: Fracture: Brittle - Generally displayed by glasses and most non-metallic minerals.
Help on Habit: Habit: Microscopic Crystals - Crystals visible only with microscopes.
Help on Habit: Habit: Tarnishes - Freshly fractured surfaces form a surface oxidation film
Help on Hardness: Hardness: 4 - Fluorite
Help on Luster: Luster: Metallic

Optical Properties of Kolymite

Help on Reflectivity Reflectivity
Standardized Intensity (100%) Reflection Spectra of Kolymite in Air
λ R  ∑ R(λ) 
 420 nm   59.00   
 440 nm   61.40 
 460 nm   63.80 
 480 nm   66.80 
 500 nm   69.40 
 520 nm   71.20 
 540 nm   71.20 
 560 nm   72.80 
 580 nm   73.60 
 600 nm   74.00 
 620 nm   74.60 
 640 nm   75.30 
 660 nm   76.00 
 680 nm   76.90 
 700 nm   77.80 
Calculated Relative Intensity Colors of Kolymite in Air
   0%   20%   40%   60%   80% 100% 120% 140%

Calculated Properties of Kolymite

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=10.9 gm/cc
note: Specific Gravity of Kolymite =13.1 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.22
Boson Index = 0.78
Help on Photoelectric: Photoelectric: PEKolymite =1,260.72 barns/electron
U=PEKolymite x rElectron Density=13696.79 barns/cc.
Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Kolymite is Not Radioactive

Kolymite Classification

Help on  Dana Class: Dana Class: (01)Native Elements
  (01.01)with metallic elements other than the platinum group
  (01.01.09)Copper Amalgam Alloys Kolymite Cu7Hg6 I 43m 4 3m Belendorffite Cu7Hg6 R 3m 3m
Help on  Strunz Class: Strunz Class: 01.AD.10 01 - ELEMENTS (Metals and intermetallic alloys; metalloids and nonmetals; carbides, silicides, nitrides, phosphides)
  01.A - Metals and Intermetallic Alloys
  01.AD -Mercury-amalgam family
01.AD.10 Belendorffite Cu7Hg6 R 3m 3m
01.AD.10 Kolymite Cu7Hg6 I 43m 4 3m

Other Kolymite Information

Help on References: References: NAME( Dana8) PHYS. PROP.(Dana8) OPTIC PROP.(AntBidBlaNic1)
Help on See Also: See Also: Links to other databases for Kolymite :
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 - MinDAT
10 - Mineralienatlas (Deutsch)
11 - Online Mineral Museum
12 - QUT Mineral Atlas
13 - Ruff.Info

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Dana No: Strunz No: 01.AD.10