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UM1974-11-S:CuFeIrNi

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Formula:
(Ir,Ni,Fe,Cu)S or Ir(Ni,Fe,Cu)2S3
Rims around osmiridium; with polyxene, erlichmanite, irarsite and other minerals in dunite-hosted chromium ores, China.

Possibly identical with Unnamed (Ni-Ir Sulphide; no. 2).

May stand for the Ni analogue of UM1995-30-S:CuFeIrNiRh.


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Unique IdentifiersHide

Mindat ID:
47326
Long-form identifier:
mindat:1:1:47326:6

Similar NamesHide

UM2007-28-S:CuFeIrNi(Ni,Ir,Fe,Cu)8S9
UM2007-29-S:CuFeIrNi(Ir,Ni,Fe,Cu)8S9

Physical Properties of UM1974-11-S:CuFeIrNiHide

Hardness:
VHN100=642 - Vickers
Cleavage:
None Observed

Optical Data of UM1974-11-S:CuFeIrNiHide

Anisotropism:
strong
Reflectivity:
WavelengthR1 (%)
466nm46.9%
544nm43.7%
589nm43.4%
656nm43.1%


Graph shows reflectance levels at different wavelengths (in nm). Peak reflectance is 46.9%.
Colour in reflected light:
reddish brown
Comments:
pale blue to fire red

Chemistry of UM1974-11-S:CuFeIrNiHide

Mindat Formula:
(Ir,Ni,Fe,Cu)S or Ir(Ni,Fe,Cu)2S3
Element Weights:
Element% weight
Ir61.013 %
S20.356 %
Ni18.630 %

Calculated from ideal end-member formula.
Elements listed:
Cu, Fe, Ir, Ni, S - search for minerals with similar chemistry

X-Ray Powder DiffractionHide

Powder Diffraction Data:
d-spacingIntensity
3.33 Å(100)
2.982 Å(80)
2.894 Å(15)
2.798 Å(60)
2.046 Å(60)
1.917 Å(80)
1.748 Å(100)
1.022 Å(50)
Locality:
OjÃĐn lherzolite massif, OjÃĐn, MÃĄlaga, Andalusia, Spain

Other InformationHide

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 UM1974-11-S:CuFeIrNiHide

References for UM1974-11-S:CuFeIrNiHide

Localities for UM1974-11-S:CuFeIrNiHide

This map shows a selection of localities that have latitude and longitude coordinates recorded. Click on the symbol to view information about a locality. The symbol next to localities in the list can be used to jump to that position on the map.

Locality ListHide

- 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). Struck out - Mineral was erroneously reported from this locality. Faded * - Never found at this locality but inferred to have existed at some point in the past (e.g. from pseudomorphs).

All localities listed without proper references should be considered as questionable.
Spain
 
  • Andalusia
    • MÃĄlaga
      • OjÃĐn
Garuti et al. (1995) +1 other reference
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