UM1981-17-S:CuIrPtRh
Invalid as an unnamed mineral
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Formula:
Pt(Rh,Ir)CuS4
Most likely identical to (synonymous with) ezochiite.
Comparable (or identical?) to 'UM1980-11-S:CuIrPtRh'. Possibly isostructural with malanite? Compare cuprorhodsite.
As subhedral inclusions, 15 x 15 to 15 x 20 microns in size, with rounded, "hexagonal" outlines, within a Pt-Fe alloy nugget.
Comparable (or identical?) to 'UM1980-11-S:CuIrPtRh'. Possibly isostructural with malanite? Compare cuprorhodsite.
As subhedral inclusions, 15 x 15 to 15 x 20 microns in size, with rounded, "hexagonal" outlines, within a Pt-Fe alloy nugget.
Unique Identifiers
Mindat ID:
47620
Long-form identifier:
mindat:1:1:47620:9
Similar Names
| UM1980-11-S:CuIrPtRh | (Ir,Cu,Pt,Rh)3S4 |
IMA Classification of UM1981-17-S:CuIrPtRh
IMA status notes:
Unnamed (probably invalid)
Optical Data of UM1981-17-S:CuIrPtRh
Reflectivity:
| Wavelength | R1 (%) | R2 (%) |
|---|---|---|
| 400nm | 40.2% | 26.7% |
| 420nm | 41.1% | 27.0% |
| 440nm | 41.6% | 27.2% |
| 460nm | 41.8% | 27.3% |
| 480nm | 41.9% | 27.4% |
| 500nm | 42.0% | 27.4% |
| 520nm | 42.0% | 27.3% |
| 540nm | 42.0% | 27.2% |
| 560nm | 42.0% | 27.1% |
| 580nm | 42.0% | 27.0% |
| 600nm | 42.1% | 26.9% |
| 620nm | 42.1% | 26.9% |
| 640nm | 42.1% | 26.8% |
| 660nm | 42.1% | 26.7% |
| 680nm | 42.1% | 26.6% |
| 700nm | 42.1% | 26.5% |
Graph shows reflectance levels at different wavelengths (in nm). Peak reflectance is 42.1%.
R1 shown in black, R2 shown in red
Colour in reflected light:
pale grey air, darker grey in oil (refl. light?)
Comments:
Color values (air/oil): 0.311/0.309 (x); 0.317/0.316 (y); 42.0, 27.1 (Y); 572/488 (lambda d); 0.5/0.6 (Pe)
Chemistry of UM1981-17-S:CuIrPtRh
Mindat Formula:
Pt(Rh,Ir)CuS4
Element Weights:
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.
Internet Links for UM1981-17-S:CuIrPtRh
mindat.org URL:
https://www.mindat.org/min-47620.html
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References for UM1981-17-S:CuIrPtRh
Reference List:
Cabri, Louis J., Criddle, Alan J., Laflamme, J. H. Gilles, Bearne, Graham S., Harris, Donald C. (1981) Mineralogical study of complex Pt-Fe nuggets from Ethiopia. Bulletin de Minéralogie, 104 (4) 508-525 doi:10.3406/bulmi.1981.7501(Abs. in: Fleischer, M., Cabri, L.J., Chao, G.Y., Mandarino, J.A., Pabst, A. (1982): New mineral names. American Mineralogist: 67: 1080)
Localities for UM1981-17-S:CuIrPtRh
symbol to view information about a locality.
The Locality List
- This locality has map coordinates listed.
- This locality has estimated coordinates.
ⓘ - Click for references and further information on this occurrence.
? - Indicates mineral may be doubtful at this locality.
- Good crystals or important locality for species.
- World class for species or very significant.
(TL) - Type Locality for a valid mineral species.
(FRL) - First Recorded Locality for everything else (eg varieties).
All localities listed without proper references should be considered as questionable.
Ethiopia | |
| Cabri et al. (1981) +1 other reference |
