Mineralogy Database

Isochalcopyrite Mineral Data

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General Isochalcopyrite Information

Help on Chemical  Formula: Chemical Formula: Cu8Fe9S16
Help on Composition: Composition: Molecular Weight = 1,524.05 gm
   Iron    32.98 %  Fe
   Copper  33.36 %  Cu
   Sulfur  33.66 %  S
          ______ 
          100.00 % 
Help on Empirical Formula: Empirical Formula: Cu8Fe2+9S16
Help on Environment: Environment: Deep sea, anoxic sediments. Generally regarded as isocubanite.
Help on IMA Status: IMA Status: Discredited IMA 2006
Help on Locality: Locality: Atlantis II Deep, Red Sea. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named as the cubic variety of chalcopyrite.
Help on Synonym: Synonym: ICSD 24254
 

Isochalcopyrite Image

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  Isocubanite   Isochalcopyrite

Comments: SEM image of an aggregate of idiomorphic grains of isocubanite (formerly known as isochalcopyrite) associated with minor pyrite.
Location: Submarine sulphide deposits of the East Pacific Rise (EPR) and the Red Sea. Scale: See Image.
© Mineralogical Magazine

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  Isochalcopyrite   Isocubanite

Comments: Polished section showing isocubanite (formerly isochalcopyrite) with exsolved chalcopyrite infilling and replacing cross-bedded turbiditic hydrothermally altered sandstone.
Location: Unit VI, Deep Copper Zone, Bent Hill Massive Sulfide Deposit, Middle Valley, Northern Juan de Fuca Ridge. Scale: See Image.
© National Resouces of Canada

Isochalcopyrite Crystallography

Help on Crystal System: Crystal System: Isometric Space Group: Unk
 

Physical Properties of Isochalcopyrite

Help on Color: Color: Yellow.
Help on Diaphaneity: Diaphaneity: Opaque
Help on Luster: Luster: Metallic
 

Calculated Properties of Isochalcopyrite

Help on Fermion Index: Fermion Index: Fermion Index = 0.0095164569
Boson Index = 0.9904835431
Help on Photoelectric: Photoelectric: PEIsochalcopyrite = 26.75 barns/electron
U=PEIsochalcopyrite x rElectron Density= . barns/cc.
Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Isochalcopyrite is Not Radioactive
 

Isochalcopyrite Classification

Help on  Dana Class: Dana Class: 02.00.00.00 (02)Sulfide Minerals
  (02.00)Without Dana Classification Numbers
  (02.00.00)Sulfide
 
02.00.00.00 Argentite* Ag2S I m3m 4/m 3 2/m
 
02.00.00.00 Bayankhanite? Cu6HgS4 Unk Hex
 
02.00.00.00 Bismutoplagionite* 5PbS.4Bi2S3 Unk Ortho
 
02.00.00.00 Bravoite? (Fe,Ni,Co)S2 P a3 2/m 3
 
02.00.00.00 Colimaite K3VS4 P nma 2/m 2/m 2/m
 
02.00.00.00 Dayingite* CuCoPtS4 F m3m 4/m 3 2/m
 
02.00.00.00 Dilithium* Li2Te P 222 2 2 2
 
02.00.00.00 Dzhezkazganite* (Pb,Cu,Rh)S2(?) P a3? 2/m 3
 
02.00.00.00 Ferdisilicite* FeSi2 P 4/mmm 4/m 2/m 2/m
 
02.00.00.00 Fersilicite* FeSi P 213 2 3
 
02.00.00.00 Horobetsuite* (Bi,Sb)2S3 Pbnm 2/m 2/m 2/m
 
02.00.00.00 Horomanite Fe6Ni3S8 P 4/mmm 4mm
 
02.00.00.00 Imgreite? NiTe P 63/mmc 6/m 2/m 2/m
 
02.00.00.00 Iridisite* (Ir,Cu,Rh,Ni,Pt)S2 Unk Cubic
 
02.00.00.00 Isochalcopyrite? Cu8Fe9S16 Unk Cubic
 
02.00.00.00 Jaipurite* CoS P 63/mmc 6/m 2/m 2/m
 
02.00.00.00 Kitaibelite? Ag10PbBi30S51 Mono ? Mono
 
02.00.00.00 Kurilite? (Ag,Au)2(Te,Se,S) P m3n,P 43n Cubic
 
02.00.00.00 Plumosite* Pb2Sb2S5 Mono
 
02.00.00.00 Protojoseite* Bi4TeS2(?) R 3m 3 2/m
 
02.00.00.00 Samaniite Cu2Fe5Ni2S8 P 41/mmm 4mm
 
02.00.00.00 Stibioenargite* Cu3(Sb,As)S4 Unk Ortho
 
02.00.00.00 Sztrokayite* Bi3TeS2 Trig ? Trig
 
02.00.00.00 Volfsonite* Cu10CuFeFe2Sn3S16 P 42m-,P 4212 Tetra
Help on  Strunz Class: Strunz Class: 02.XX.00 02 - SULFIDES and SULFOSALTS (sulfides, selenides, tellurides; arsenides, antimonides, bismuthides; sulfarsenites, sulf
  02.X - Unclassified Strunz SULFIDES and SULFOSALTS (sulfides, selenides, tellurides; arsenides, antimonides, bismuthides; sulfarse
  02.XX -Sulfide
 
02.XX.00 Isochalcopyrite? Cu8Fe9S16 Unk Cubic
 
02.XX.00 Bayankhanite? Cu6HgS4 Unk Hex
 
02.XX.00 Bravoite? (Fe,Ni,Co)S2 P a3 2/m 3
 
02.XX.00 Dzhezkazganite* (Pb,Cu,Rh)S2(?) P a3? 2/m 3
 
02.XX.00 Dilithium* Li2Te P 222 2 2 2
 
02.XX.00 Horobetsuite* (Bi,Sb)2S3 Pbnm 2/m 2/m 2/m
 
02.XX.00 Horsfordite? Cu5Sb Unk Cubic
 
02.XX.00 Kurilite? (Ag,Au)2(Te,Se,S) P m3n,P 43n Cubic
 
02.XX.00 Imgreite? NiTe P 63/mmc 6/m 2/m 2/m
 
02.XX.00 Matraite? ZnS R 3m 3m
 
02.XX.00 Iridisite* (Ir,Cu,Rh,Ni,Pt)S2 Unk Cubic
 
02.XX.00 Kitaibelite? Ag10PbBi30S51 Mono ? Mono
 
02.XX.00 Jeromite? As(S,Se)2 None
 
02.XX.00 Parajamesonite? Pb4FeSb6S14 Unk Ortho
 
02.XX.00 Volfsonite* Cu10CuFeFe2Sn3S16 P 42m-,P 4212 Tetra
 
02.XX.00 Prassoite Rh17S15(?) P m3m 4/m 3 2/m
 
02.XX.00 Sakharovaite? (Pb,Fe)(Bi,Sb)2S4 Mono
 
02.XX.00 Samaniite Cu2Fe5Ni2S8 P 41/mmm 4mm
 
02.XX.00 Tazieffite! Pb20Cd2(As,Bi)22S50Cl10 C 2/c 2/m
 
02.XX.00 Horomanite Fe6Ni3S8 P 4/mmm 4mm
 

Other Isochalcopyrite Information

Help on References: References: PHYS. PROP.(Am.Min.,Vol.75,p432,1990)
Help on See Also: See Also: Links to other databases for Isochalcopyrite :
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 - MinDAT
9 - Mineralienatlas (Deutsch)
10 - Online Mineral Museum
11 - QUT Mineral Atlas
12 - Ruff.Info

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Isochalcopyrite

Cu8Fe9S16
Dana No: 02.00.00.00 Strunz No: 02.XX.00
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Notes:

 

 
   
 


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