Mineralogy Database

Coparsite Mineral Data

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General Coparsite Information

Help on Chemical  Formula: Chemical Formula: Cu4O2[(As,V)O4]Cl
Help on Composition: Composition: Molecular Weight = 446.55 gm
   Vanadium   4.56 %  V     8.15 % V2O5
   Copper    55.50 %  Cu   69.47 % CuO
   Arsenic   10.07 %  As   15.44 % As2O5
   Chlorine   8.73 %  Cl    8.73 % Cl
               -   %   Cl   -1.97 % -O=Cl2   
   Oxygen    21.14 %  O
            ______        ______ 
            100.00 %       99.82 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Cu3.9O1.9(AsO4)0.6(VO4)0.4Cl1.1
Help on Environment: Environment: Microscopic inclusions in euchlorine. Volcanic fumaroles.
Help on IMA Status: IMA Status: Approved IMA 1999 (Dana # Added)
Help on Locality: Locality: Found in the Yadovitaya (= poisonous) Fumarole in the North Breach of the Main Tolbachik fissure eruption of 1975-1976, Kamchatka Peninsula, Russia. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: The name recalls the mineral�s constituents: copper and arsenic.
Help on Synonym: Synonym: IMA1996-064

Coparsite Crystallography

Help on Axial Ratios: Axial Ratios: a:b:c =0.4877:1:0.9263
Help on Cell Dimensions: Cell Dimensions: a = 5.44, b = 11.154, c = 10.333, Z = 4; V = 626.98 Den(Calc)= 4.73
Help on Crystal System: Crystal System: Orthorhombic - Dipyramidal H-M Symbol (2/m 2/m 2/m) Space Group: Pbcm
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 2.62(1), 3.03(0.6), 2.39(0.4),4.69(0.4), 3.7(0.3), 5.31(0.3), 1.67(0.2),
Help on Forms: Forms:

Dbl Clk - Start-Stop Rotation
RMB - Cycle Display Modes
Drag1 - Manipulate Crystal
Drag2 - Resize

S - Stereo
I - Indicies
<space> - Start-Stop Rotation
F - Fit to Screen
M - Menu

Help on Above

Forms: ( 1 1 0) ( 1 0 1) ( 1 0 0)

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Physical Properties of Coparsite

Help on Cleavage: Cleavage: {100} Perfect
Help on Color: Color: Black, Dark gray.
Help on Diaphaneity: Diaphaneity: Opaque
Help on Fracture: Fracture: Brittle - Generally displayed by glasses and most non-metallic minerals.
Help on Habit: Habit: Inclusions - Generally found as inclusions in other minerals.
Help on Habit: Habit: Microscopic Crystals - Crystals visible only with microscopes.
Help on Luster: Luster: Metallic
Help on Streak: Streak: brown

Optical Properties of Coparsite

Help on Optical Data: Optical Data: NCalc= 1.94 - from Gladstone-Dale relationship (KC = 0.1984) where Ncalc=Dcalc*KC+1

Calculated Properties of Coparsite

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=4.41 gm/cc
note: Specific Gravity of Coparsite =4.73 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.0002155438
Boson Index = 0.9997844562
Help on Photoelectric: Photoelectric: PECoparsite = 33.56 barns/electron
U=PECoparsite x rElectron Density= 147.88 barns/cc.
Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Coparsite is Not Radioactive

Coparsite Classification

Help on  Dana Class: Dana Class: (41)Anhydrous Phosphates, etc. Containing Hydroxyl or Halogen
  (41.11)with miscellaneous formulae
  (41.11.07)Dana Group Coparsite! Cu4O2[(As,V)O4]Cl Pbcm 2/m 2/m 2/m
Help on  Strunz Class: Strunz Class: 08.BE.80 08 - PHOSPHATES, ARSENATES, VANADATES
  08.B - Phosphates, etc. with Additional Anions, without H2O
  08.BE -With only medium-sized cations, (OH, etc.):RO4 > 2:1
08.BE.80 Coparsite! Cu4O2[(As,V)O4]Cl Pbcm 2/m 2/m 2/m

Other Coparsite Information

Help on References: References: NAME( CanMin 8/99) PHYS. PROP.(MinRec, Vol 31, No 4)
Help on See Also: See Also: Links to other databases for Coparsite :
1 - Am. Min. Crystal Structure Database
2 - Athena
3 - GeoScienceWorld
4 - Google Images
5 - Google Scholar
6 - Handbook of Mineralogy (MinSocAm)
7 - Handbook of Mineralogy (UofA)
8 - MinDAT
9 - Mineralienatlas (Deutsch)
10 - Online Mineral Museum
11 - QUT Mineral Atlas
12 - Ruff.Info

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Dana No: Strunz No: 08.BE.80





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