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Cuprorhodsite

A valid IMA mineral species
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About CuprorhodsiteHide

Formula:
(Cu1+0.5Fe3+0.5)Rh3+2S4
Colour:
Iron black
Lustre:
Metallic
Hardness:
5 - 5½
Specific Gravity:
5.88 (Calculated)
Crystal System:
Isometric
Name:
Named by N. S. Rudashevskii, Y. P. Men'shikov, A. G. Mochalov, N. V. Trubkin, N. I. Shumskaya, and V. V. Zhdanov in 1985 for the chemical composition.

Unique IdentifiersHide

Mindat ID:
1188
Long-form identifier:
mindat:1:1:1188:0
GUID
(UUID V4):
be3958ca-58c7-4f75-ba31-e92fdc4c9e40

IMA Classification of CuprorhodsiteHide

Approved
IMA status notes:
Redefined by the IMA
IMA Formula:
FeRh2S4
Approval history:
1984: Approved as a new mineral.
Listed in the IMA list as CuRh2S4.
2018: Redefined as (Cu1+0.5Fe3+0.5)Rh3+2S4. [Proposal 17-H; Bosi et al., 2019].


Classification of CuprorhodsiteHide

2.DA.05

2 : SULFIDES and SULFOSALTS (sulfides, selenides, tellurides; arsenides, antimonides, bismuthides; sulfarsenites, sulfantimonites, sulfbismuthites, etc.)
D : Metal Sulfides, M: S = 3 :4 and 2:3
A : M:S = 3:4
2.10.1.16

2 : SULFIDES
10 : AmBnXp, with (m+n):p = 3:4
3.12.8

3 : Sulphides, Selenides, Tellurides, Arsenides and Bismuthides (except the arsenides, antimonides and bismuthides of Cu, Ag and Au, which are included in Section 1)
12 : Sulphides etc. of the platinum metals

Mineral SymbolsHide

As of 2021 there are now IMA–CNMNC approved mineral symbols (abbreviations) for each mineral species, useful for tables and diagrams.

Please only use the official IMA–CNMNC symbol. Older variants are listed for historical use only.

SymbolSourceReference
CrhIMA–CNMNCWarr, L.N. (2021). IMA–CNMNC approved mineral symbols. Mineralogical Magazine, 85(3), 291-320. doi:10.1180/mgm.2021.43
CrhThe Canadian Mineralogist (2019)The Canadian Mineralogist (2019) The Canadian Mineralogist list of symbols for rock- and ore-forming minerals (December 30, 2019). download

Physical Properties of CuprorhodsiteHide

Metallic
Transparency:
Opaque
Colour:
Iron black
Hardness:
5 - 5½ on Mohs scale
Hardness:
VHN50=498 kg/mm2 - Vickers
Hardness Data:
Measured
Tenacity:
Very brittle
Density:
5.88 g/cm3 (Calculated)

Optical Data of CuprorhodsiteHide

Reflectivity:
WavelengthR
460nm35.6%
480nm35.8%
500nm36.4%
520nm36.6%
540nm36.7%
560nm36.8%
580nm36.9%
600nm37.0%
620nm37.0%
640nm37.0%
660nm36.9%
680nm36.8%
700nm36.7%

Reflectance graph
Graph shows reflectance levels at different wavelengths (in nm). Top of box is 100%. Peak reflectance is 37.0%.
Colour in reflected light:
Gray

Chemistry of CuprorhodsiteHide

Mindat Formula:
(Cu1+0.5Fe3+0.5)Rh3+2S4
Common Impurities:
Fe,Ir,Pt

Crystallography of CuprorhodsiteHide

Crystal System:
Isometric
Class (H-M):
m3m (4/m 3 2/m) - Hexoctahedral
Space Group:
Fd3m
Setting:
Fd3m
Cell Parameters:
a = 9.88 Å
Unit Cell V:
964.43 ų (Calculated from Unit Cell)
Z:
8
Morphology:
Inclusions in isoferroplatinum to 300 microns

Crystal StructureHide

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IDSpeciesReferenceLinkYearLocalityPressure (GPa)Temp (K)
0013431CuprorhodsiteRiedel E, Karl R, Rackwitz R (1981) Mossbauer studies of thiospinels. V. The systems Cu1-xFexMe2S4 (Me=Cr,Rh) and Cu1-xFexCr2(S.7Se.3)4 Journal of Solid State Chemistry 40 255-2651981synthetic0293
0013432CuprorhodsiteRiedel E, Karl R, Rackwitz R (1981) Mossbauer studies of thiospinels. V. The systems Cu1-xFexMe2S4 (Me=Cr,Rh) and Cu1-xFexCr2(S.7Se.3)4 Journal of Solid State Chemistry 40 255-2651981synthetic0293
0013433CuprorhodsiteRiedel E, Karl R, Rackwitz R (1981) Mossbauer studies of thiospinels. V. The systems Cu1-xFexMe2S4 (Me=Cr,Rh) and Cu1-xFexCr2(S.7Se.3)4 Journal of Solid State Chemistry 40 255-2651981synthetic0293
0013434CuprorhodsiteRiedel E, Karl R, Rackwitz R (1981) Mossbauer studies of thiospinels. V. The systems Cu1-xFexMe2S4 (Me=Cr,Rh) and Cu1-xFexCr2(S.7Se.3)4 Journal of Solid State Chemistry 40 255-2651981synthetic0293
0013435CuprorhodsiteRiedel E, Karl R, Rackwitz R (1981) Mossbauer studies of thiospinels. V. The systems Cu1-xFexMe2S4 (Me=Cr,Rh) and Cu1-xFexCr2(S.7Se.3)4 Journal of Solid State Chemistry 40 255-2651981synthetic0293
0013436CuprorhodsiteRiedel E, Karl R, Rackwitz R (1981) Mossbauer studies of thiospinels. V. The systems Cu1-xFexMe2S4 (Me=Cr,Rh) and Cu1-xFexCr2(S.7Se.3)4 Journal of Solid State Chemistry 40 255-2651981synthetic0293
CIF Raw Data - click here to close

X-Ray Powder DiffractionHide

Powder Diffraction Data:
d-spacingIntensity
3.00 Å(100)
2.480 Å(70)
1.904 Å(80)
1.758 Å(100)
1.286 Å(50)
1.102 Å(50)
1.009 Å(90)
Comments:
Rudashevskii, et al. (1985)

Geological EnvironmentHide

Paragenetic Mode(s):
Paragenetic ModeEarliest Age (Ga)
Stage 3b: Earth’s earliest hydrosphere>4.45
12 : Hadean hydrothermal subsurface sulfide deposits (see also #33)
Near-surface Processes
26 : Hadean detrital minerals
High-𝑇 alteration and/or metamorphism
33 : Minerals deposited by hydrothermal metal-rich fluids (see also [#12])
Stage 4b: Highly evolved igneous rocks>3.0
37 : Layered igneous intrusions and related PGE minerals
Geological Setting:
Alluvial placers

Type Occurrence of CuprorhodsiteHide

Place of Conservation of Type Material:
Mining Institute, St. Petersburg, Russia, 1685/1.
Associated Minerals at Type Locality:
Reference:
Rudashevskii N S, Men'shikov Y. P., Mochalov A. G., Trubkin N. V., Shumskaya N. I., and Zhdanov V. V. (1985) Cuprorhodsite CuRh2S4 and cuproiridsite CuIr2S4 - new natural thiospinels of platinum-group elements. Zapiski Vsesoyuznogo Mineralogicheskogo Obshchestva 114, issue 2, 187-195

Synonyms of CuprorhodsiteHide

Other Language Names for CuprorhodsiteHide

Simplified Chinese:硫铑铜矿
硫铜铑矿
Traditional Chinese:硫銠銅礦
硫銅銠礦

Relationship of Cuprorhodsite to other SpeciesHide

Other Members of this group:
CadmoinditeCdIn2S4Iso. m3m (4/m 3 2/m) : Fd3m
DaubréeliteFe2+Cr3+2S4Iso. m3m (4/m 3 2/m) : Fd3m
GreigiteFe2+Fe3+2S4Iso. m3m (4/m 3 2/m) : Fd3m
GrimmiteNiCo2S4Iso. m3m (4/m 3 2/m) : Fd3m
InditeFeIn2S4Iso. m3m (4/m 3 2/m) : Fd3m
JoegoldsteiniteMnCr2S4Iso. m3m (4/m 3 2/m) : Fd3m
KalininiteZnCr2S4Iso. m3m (4/m 3 2/m) : Fd3m
LinnaeiteCo2+Co3+2S4Iso. m3m (4/m 3 2/m) : Fd3m
PolydymiteNi2+Ni3+2S4Iso. m3m (4/m 3 2/m) : Fd3m
SiegeniteCoNi2S4Iso. m3m (4/m 3 2/m) : Fd3m
Tarkianite(Cu,Fe)(Re,Mo)4S8Iso. 4 3m : F4 3m
ViolariteFe2+Ni3+2S4Iso. m3m (4/m 3 2/m) : Fd3m
XingzhongitePb2+Ir3+2S4Iso.
Forms a series with:

Common AssociatesHide

Associated Minerals Based on Photo Data:
4 photos of Cuprorhodsite associated with IsoferroplatinumPt3Fe
2 photos of Cuprorhodsite associated with BowieiteRh2S3
1 photo of Cuprorhodsite associated with Kingstonite(Rh,Ir,Pt)3S4
1 photo of Cuprorhodsite associated with LauriteRuS2
1 photo of Cuprorhodsite associated with Osmium(Os,Ir,Ru)
1 photo of Cuprorhodsite associated with BraggitePdPt3S4
1 photo of Cuprorhodsite associated with BorniteCu5FeS4
1 photo of Cuprorhodsite associated with ErlichmaniteOsS2
1 photo of Cuprorhodsite associated with TulameenitePt2CuFe

Related Minerals - Strunz-mindat GroupingHide

2.DA.ZaykoviteRh3Se4Mon. 2/m : B2/m
2.DA.GrimmiteNiCo2S4Iso. m3m (4/m 3 2/m) : Fd3m
2.DA.ZolenskyiteFeCr2S4Mon. 2/m : B2/m
2.DA.EzochiiteCu+(Rh3+Pt4+)S4Iso. m3m (4/m 3 2/m) : Fd3m
2.DA.FerrodimolybdeniteFeMo2S4Mon. 2/m : B2/b
2.DA.05BornhardtiteCo2+Co3+2Se4Iso. m3m (4/m 3 2/m) : Fd3m
2.DA.05CarrolliteCuCo2S4Iso. m3m (4/m 3 2/m) : Fd3m
2.DA.05Cuproiridsite(Cu,Fe)Ir2S4Iso. m3m (4/m 3 2/m) : Fd3m
2.DA.05DaubréeliteFe2+Cr3+2S4Iso. m3m (4/m 3 2/m) : Fd3m
2.DA.05FletcheriteCuNi2S4Iso. m3m (4/m 3 2/m) : Fd3m
2.DA.05Florensovite(Cu,Zn)Cr1.5Sb0.5S4Iso. m3m (4/m 3 2/m)
2.DA.05GreigiteFe2+Fe3+2S4Iso. m3m (4/m 3 2/m) : Fd3m
2.DA.05InditeFeIn2S4Iso. m3m (4/m 3 2/m) : Fd3m
2.DA.05KalininiteZnCr2S4Iso. m3m (4/m 3 2/m) : Fd3m
2.DA.05LinnaeiteCo2+Co3+2S4Iso. m3m (4/m 3 2/m) : Fd3m
2.DA.05MalaniteCu1+(Ir3+Pt4+)S4Iso. m3m (4/m 3 2/m)
2.DA.05PolydymiteNi2+Ni3+2S4Iso. m3m (4/m 3 2/m) : Fd3m
2.DA.05SiegeniteCoNi2S4Iso. m3m (4/m 3 2/m) : Fd3m
2.DA.05TrüstedtiteNi3Se4Iso.
2.DA.05TyrrelliteCu(Co3+,Ni3+)2Se4Iso. m3m (4/m 3 2/m) : Fd3m
2.DA.05ViolariteFe2+Ni3+2S4Iso. m3m (4/m 3 2/m) : Fd3m
2.DA.05XingzhongitePb2+Ir3+2S4Iso.
2.DA.05CadmoinditeCdIn2S4Iso. m3m (4/m 3 2/m) : Fd3m
2.DA.05CuprokalininiteCuCr2S4Iso. m3m (4/m 3 2/m) : Fd3m
2.DA.05JoegoldsteiniteMnCr2S4Iso. m3m (4/m 3 2/m) : Fd3m
2.DA.05NickeltyrrelliteCuNi2Se4Iso. m3m (4/m 3 2/m) : Fd3m
2.DA.05ShiranuiiteCu+(Rh3+Rh4+)S4Iso. m3m (4/m 3 2/m) : Fd3m
2.DA.10RhodostanniteCu1+(Fe2+0.5Sn4+1.5)S4Tet. 4/m : I41/a
2.DA.10ToyohaiteAg1+(Fe2+0.5Sn4+1.5)S4Tet. 4/m : I41/a
2.DA.15BrezinaiteCr3S4Mon. 2/m
2.DA.15Heideite(Fe,Cr)1.15(Ti,Fe)2S4Mon. 2/m
2.DA.20InaglyiteCu3Pb(Ir,Pt)8S16Hex.
2.DA.20KonderiteCu3Pb(Rh,Pt,Ir)8S16Hex. 6/m : P6/m
2.DA.25Kingstonite(Rh,Ir,Pt)3S4Mon. 2/m : B2/m

Fluorescence of CuprorhodsiteHide

Not fluorescent in UV

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 CuprorhodsiteHide

References for CuprorhodsiteHide

Localities for CuprorhodsiteHide

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.
Albania
 
  • Dibër County
    • Bater-Martanesh mining district
Zaccarini F et al. (PGE) +1 other reference
Australia
 
  • New South Wales
    • Kennedy Co.
Johan et al. (1991) +1 other reference
5th International Platinum Symposium ...
Austria
 
  • Styria
    • Leoben District
Zaccarini F et al. (PGE) +4 other references
      • Sankt Stefan ob Leoben
        • Mitterberg
Malitch et al. (2002)
Melcher+Mali (1998)
Brazil
 
  • São Paulo
33rd International Geological Congress (2008)
Bulgaria
 
  • Blagoevgrad Province
    • Blagoevgrad Municipality
Цинцов (1998)
Canada
 
  • Ontario
    • Thunder Bay District
      • Coldwell complex
Ames et al. (2017)
Good et al. (2017)
  • Québec
    • Chaudière-Appalaches
      • Les Appalaches RCM
Zaccarini F et al. (PGE) +1 other reference
Corrivaux et al. (1990)
Colombia
 
  • Chocó Department
    • Condoto
Stribrny et al. (2000)
Ecuador
 
  • Esmeraldas Province
Weiser et al. (1993)
Ethiopia
 
  • Oromia Region
    • West Welega Zone
      • Gimbi
        • Yubdo District (Joubdo District; Youbdo District; Joubda District)
Stanley et al. (2005)
Finland
 
  • Lapland
    • Enontekiö
33rd International Geological Congress (2008)
    • Inari
Kojonen et al. (2014)
    • Penikat complex
Barkov et al. (1999) +1 other reference
France
 
  • Auvergne-Rhône-Alpes
    • Ain
      • Belley
        • Loyettes
Ducluzaux B. (2022)
        • Murs-et-Gélignieux
Ducluzaux B. (2022)
      • Bourg-en-Bresse
        • Jayat
Ducluzaux (2022)
        • Lescheroux
Lorand et al. (2018) +1 other reference
  • New Caledonia
    • Southern Province
      • Pirogues River
Economic Geology: 89: 1454-1468 +2 other references
  • Provence-Alpes-Côte d'Azur
    • Bouches-du-Rhône
      • Aix-en-Provence
        • Peyrolles-en-Provence
Y. Moëlo : "Compte-rendu de la ... +3 other references
Italy
 
  • Piedmont
    • Verbano-Cusio-Ossola Province
Zaccarini et al. (2005)
Japan
 
  • Hokkaidō Prefecture
    • Rumoi Subprefecture
NISHIO–HAMANE et al. (2022)
      • Tomamae District
        • Tomamae
NISHIO–HAMANE et al. (2022)
  • Kumamoto Prefecture
    • Shimomashiki District
      • Misato
Dr Daisuke Nishio-Hamane +1 other reference
Madagascar
 
  • Atsinanana
    • Antanambao Manampotsy District
Legendre et al. (1992)
Legendre et al. (1992)
North Macedonia
 
  • Skopje
    • Saraj Municipality
      • Raduša
Augé et al. (2017)
Russia
 
  • Chelyabinsk Oblast
Britvin et al. (2001)
  • Chukotka Autonomous Okrug
    • Bilibinsky District
      • Kolyma area
        • Bol'shoi Anyui River Basin
          • Baimka River
            • Aluchinskii Massif (Aluchin horst)
Gornostayev et al. (1999)
  • Jewish Autonomous Oblast
Mochalov et al. (2022)
  • Kamchatka Krai
    • Koryak Okrug
      • Olyutorsky district
Sidorov et al. (2021)
Kutyrev et al. (2018) +1 other reference
    • Sobolevsky District
Подлипский et al. (1999)
Pekov (1998) +1 other reference
  • Kemerovo Oblast
Zhmodik et al. (2016)
  • Khabarovsk Krai
    • Ayan-Maya district
Pekov (1998) +1 other reference
Rudashevsky et al. (1985) +2 other references
  • Krasnoyarsk Krai
    • Yermakovsky District
Barkov et al. (2018)
  • Murmansk Oblast
    • Fedorovo-Pansky massif (Pana layered complex)
33rd International Geological Congress (2008)
  • Novosibirsk Oblast
    • Egor’evsk ore placer district
      • Ik placer field
Podlipsky et al. (2007)
  • Primorsky Krai
    • Khanka lake
Shcheka G.G. et al. (2004)
  • Sakha
    • Aldan
Tony Nikischer
    • Anabar River basin
Airiyants et al. (2014)
  • Sverdlovsk Oblast
Pekov (1998)
    • Nizhnyaya Tura
      • Svetly Bor
Stepanov et al. (2019)
Stepanov et al. (2019)
Stepanov et al. (2019)
Stepanov et al. (2019)
    • Novolyalinsky District
Garuti et al. (2002)
    • Yekaterinburg
9th International platinum symposium Chromite-PGE mineralization in the Uktus Alaskan-Type Complex (Central Urals,) +2 other references
Sierra Leone
 
  • Western Area
    • Freetown layered complex
Bowles et al. (2018)
South Africa
 
  • Limpopo
    • Sekhukhune District Municipality
      • Fetakgomo Tubatse Local Municipality
        • Steelpoort
Kottke-Levin (2011)
Oberthür et al. (2021)
USA
 
  • Alaska
    • Kodiak Island Borough
      • Tugidak Island
Belkin et al. (2021)
  • Minnesota
Bart Cannon SEM analysis
 
Mineral and/or Locality  
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