Chalcopyrite Group
A group of related mineral species
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About Chalcopyrite Group
Formula:
ADX2
A, D = various metals
X = S, Se.
X = S, Se.
A group of metal sulphides and selenides, structurally closely related to the sphalerite (ZnS) structure type.
The general formula is ADX2, where A, D = various metals, X = S, Se.
The general formula is ADX2, where A, D = various metals, X = S, Se.
Unique Identifiers
Mindat ID:
29281
Long-form identifier:
mindat:1:1:29281:0
Chemistry of Chalcopyrite Group
Mindat Formula:
ADX2
A, D = various metals
X = S, Se.
A, D = various metals
X = S, Se.
Age distribution
Recorded ages:
Phanerozoic : 299.7 ± 1.8 Ma to 57 Ma - based on 8 recorded ages.
Sample ages:
| Sample ID | Recorded age | Geologic Time | Dating method |
|---|---|---|---|
| 1 | 57 Ma | Paleocene | K-Ar |
| 2 | 57 Ma | Paleocene | K-Ar |
| 3 | 211 Ma | Late/Upper Triassic | K-Ar |
| 4 | 228.7 ± 1.4 Ma | Late/Upper Triassic | Re-Os |
| 5 | 229.9 ± 1.7 Ma | Late/Upper Triassic | Re-Os |
| 6 | 275.2 ± 4.2 Ma | Cisuralian | Re-Os |
| 7 | 299.7 ± 1.8 Ma | Pennsylvanian | Re-Os |
Sample references:
Chemical Analysis
Oxide wt%:
| 1 | |
|---|---|
| Fe | 30.45 % |
| Cu | 33.46 % |
| S | 33.46 % |
| Total: | 97.37 % |
Sample references:
| ID | Locality | Reference | Notes |
|---|---|---|---|
| 1 | Kudremukh, Western Ghat region, Chikkamagaluru District, Karnataka, India | EMPA analysis of chalkopyrite found in association with a BIF. |
Crystal Structure
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Data courtesy of the American Mineralogist Crystal Structure Database. Click on an AMCSD ID to view structure
| ID | Species | Reference | Link | Year | Locality | Pressure (GPa) | Temp (K) |
|---|---|---|---|---|---|---|---|
| 0006082 | Lenaite | Bindi L, Spry P G, Pratesi G (2006) Lenaite from the Gies gold-silver telluride deposit, Judith Mountains, Montana, USA: occurrence, composition, and crystal structure The Canadian Mineralogist 44 207-212 | ![]() | 2006 | Gies gold-silver telluride deposit, Judith Mountains, Montana, USA | 0 | 293 |
| 0014365 | Eskebornite | Delgado J M, Diaz de Delgado G, Quintero M, Woolley J C (1992) The crystal structure of copper iron selenide, CuFeSe2 Materials Research Bulletin 27 367-373 | 1992 | synthetic | 0 | 293 | |
| 0015450 | Roquesite | Brandt G, Rauber A, Schneider J (1973) ESR and X-ray analysis of the ternary semiconductors CuAlS2, CuInS2, and AgGaS2 Solid State Communications 12 481-483 | 1973 | Synthetic sample | 0 | 293 | |
| 0015449 | Gallite | Brandt G, Rauber A, Schneider J (1973) ESR and X-ray analysis of the ternary semiconductors CuAlS2, CuInS2, and AgGaS2 Solid State Communications 12 481-483 | 1973 | Synthetic sample | 0 | 293 | |
| 0013004 | Gallite | Abrahams S C, Bernstein J L (1973) Piezoelectric nonlinear optic CuGaS2 and CuInS2 crystal structure: Sublattice distortion in AIBIIIC2VI and AIIBIVC2V type chalcopyrites Journal of Chemical Physics 59 5415-5420 | 1973 | Synthetic sample | 0 | 293 | |
| 0018622 | Chalcopyrite | Knight K S, Marshall W G, Zochowski S W (2011) The low-temperature and high-pressure thermoelastic and structural properties of chalcopyrite, CuFeS2 The Canadian Mineralogist 49 1015-1034 | 2011 | Palabora mine, South Africa | 0 | 300 | |
| 0018623 | Chalcopyrite | Knight K S, Marshall W G, Zochowski S W (2011) The low-temperature and high-pressure thermoelastic and structural properties of chalcopyrite, CuFeS2 The Canadian Mineralogist 49 1015-1034 | 2011 | Palabora mine, South Africa | 0 | 4.2 | |
| 0013005 | Roquesite | Abrahams S C, Bernstein J L (1973) Piezoelectric nonlinear optic CuGaS2 and CuInS2 crystal structure: Sublattice distortion in AIBIIIC2VI and AIIBIVC2V type chalcopyrites Journal of Chemical Physics 59 5415-5420 | 1973 | 0 | 293 | ||
| 0009476 | Chalcopyrite | Hall S R, Stewart J M (1973) The crystal structure refinement of chalcopyrite, CuFeS2 Acta Crystallographica B29 579-585 | ![]() | 1973 | 0 | 293 | |
| 0017661 | Chalcopyrite | Pauling L, Brockway L (1932) The Crystal Structure of Chalkopyrite Cu Fe S2 _cod_database_code 1010940 Zeitschrift fur Kristallographie 82 188-194 | 1932 | 0 | 293 | ||
| 0017651 | Chalcopyrite | Burdick C, Ellis J (1917) The Crystal Structure of Chalcopyrite Determined by X-Rays _cod_database_code 1010929 Journal of the American Chemical Society 39 2519-2525 | 1917 | 0 | 293 |
CIF Raw Data - click here to close
Relationship of Chalcopyrite Group to other Species
Chalcopyrite Group Members:
| Chalcopyrite | CuFeS2 | Tet. 42m : I42d |
| Eskebornite | CuFeSe2 | Tet. 42m : P42c |
| Gallite | CuGaS2 | Tet. 42m : I42d |
| Laforêtite | AgInS2 | Tet. 42m : I42d |
| Lenaite | AgFeS2 | Tet. 42m : I42d |
| Roquesite | CuInS2 | Tet. 42m : I42d |
| Shenzhuangite | NiFeS2 | Tet. 42m : I42d |
| 'Unnamed (Cu-Mn-Sn Sulphide)' | Cu2MnSnS4 |
Click on any node to view relationships. Formula-derived relationship network for the group members above. Use Find related species to add formula-neighbour species outside the current group view. Solid links show inferred chemical differences; dashed violet links show same-formula crystallographic differences. Hydration states are not treated as relationship changes. These relationships do not imply any real-world substitution reactions between these species.
Other Information
Health Risks:
No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.
Chalcopyrite Group in petrology
An essential component of rock names highlighted in red, an accessory component in rock names highlighted in green.
Internet Links for Chalcopyrite Group
mindat.org URL:
https://www.mindat.org/min-29281.html
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Mount Lyell Mines, Queenstown, Queenstown district, West Coast municipality, Tasmania, Australia