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Cuprorhodsite Mineral Data
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General Cuprorhodsite Information
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 Chemical Formula: |
CuRh2S4 |
| Composition: |
Molecular Weight = 397.62 gm |
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Copper 15.98 % Cu |
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Rhodium 51.76 % Rh |
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Sulfur 32.26 % S |
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______ |
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100.00 % |
| Empirical Formula: |
CuRh2S4 |
| Environment: |
In alluvial placers. |
| IMA Status: |
Approved IMA 1985 |
| Locality: |
From undefined localities in the Aldan shield and Kamchatka, Far Eastern Region, USSR. Link to MinDat.org Location Data. |
| Name Origin: |
For the chemical composition. |
| Synonym: |
ICSD 41900 |
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PDF 17-644 |
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Cuprorhodsite Image |
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Images:
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Cuprorhodsite
Comments: Grain UK296A-1, erlichmanite (1), Ru-rich erlichmanite (2), cuproiridsite (3), and cuprorhodsite (4). (CanMin, v40:1127).
Location: Uktus chromitites complexes in the northern and central Urals, Russia.
Scale: See Image.
© Canadian Mineralogist |
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Cuprorhodsite Crystallography
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| Cell Dimensions: |
a = 9.88, Z = 8; V = 964.43 Den(Calc)= 5.48 |
| Crystal System: |
Isometric - Hexoctahedral H-M Symbol (4/m 3 2/m) Space Group: F d3m |
| X Ray Diffraction: |
By Intensity(I/Io): 1.758(1), 3(1), 1.009(0.9), |
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Physical Properties of Cuprorhodsite
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| Cleavage: |
None |
| Color: |
Iron black, Black. |
| Density: |
6.74 |
| Diaphaneity: |
Opaque |
| Hardness: |
5-5.5 - Apatite-Knife Blade |
| Luster: |
Metallic |
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Optical Properties of Cuprorhodsite
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| RL Color: |
Gray. |
| Reflectivity |
Standardized Intensity (100%) Reflection Spectra of Cuprorhodsite in Air
| λ |
R1 |
R2 |
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∑ R1(λ) |
∑ R2(λ) |
| 460 nm |
35.60 |
39.50 |
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| 480 nm |
35.80 |
39.30 |
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| 500 nm |
36.40 |
39.30 |
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| 520 nm |
36.60 |
39.20 |
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| 540 nm |
36.70 |
39.20 |
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| 560 nm |
36.80 |
39.10 |
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| 580 nm |
36.90 |
39.10 |
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| 600 nm |
37.00 |
39.10 |
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| 620 nm |
37.00 |
39.00 |
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| 640 nm |
37.00 |
38.90 |
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| 660 nm |
36.90 |
38.80 |
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| 680 nm |
36.80 |
38.80 |
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| 700 nm |
36.70 |
38.70 |
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Calculated Relative Intensity Colors of Cuprorhodsite in Air
Relative
Intensity |
0% |
30% |
60% |
90% |
100% |
120% |
150% |
180% |
210% |
240% |
250% |
| R1 |
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| R2 |
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Calculated Properties of Cuprorhodsite
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| Electron Density: |
Bulk Density (Electron Density)=5.04 gm/cc
note: Specific Gravity of Cuprorhodsite =5.48 gm/cc.
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| Fermion Index: |
Fermion Index = 0.002419339
Boson Index = 0.997580661 |
| Photoelectric: |
PECuprorhodsite = 119.15 barns/electron
U=PECuprorhodsite x rElectron Density= 601.03 barns/cc.
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| Radioactivity: |
GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Cuprorhodsite is Not Radioactive |
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Cuprorhodsite Classification
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| Dana Class: |
02.10.01.16 (02)Sulfides - Including Selenides and Tellurides |
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(02.10)where Am Bn Xp, with (m+n):p=3:4 |
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(02.10.01)Linnaeite Group (Isometric: Fd3m) |
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02.10.01.01 Linnaeite CoCo2S4 F d3m 4/m 3 2/m |
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02.10.01.02 Carrollite Cu(Co,Ni)2S4 F d3m 4/m 3 2/m |
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02.10.01.03 Fletcherite Cu(Ni,Co)2S4 F d3m 4/m 3 2/m |
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02.10.01.04 Tyrrellite (Cu,Co,Ni)3Se4 F d3m 4/m 3 2/m |
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02.10.01.05 Bornhardtite CoCo2Se4 F d3m 4/m 3 2/m |
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02.10.01.06 Siegenite (Ni,Co)3S4 F d3m 4/m 3 2/m |
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02.10.01.07 Polydymite NiNi2S4 F d3m 4/m 3 2/m |
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02.10.01.08 Violarite FeNi2S4 F d3m 4/m 3 2/m |
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02.10.01.09 Trustedtite Ni3Se4 F d3m 4/m 3 2/m |
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02.10.01.10 Greigite FeFe2S4 F d3m 4/m 3 2/m |
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02.10.01.11 Daubreelite FeCr2S4 F d3m 4/m 3 2/m |
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02.10.01.12 Indite FeIn2S4 F d3m 4/m 3 2/m |
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02.10.01.13 Kalininite ZnCr2S4 F d3m 4/m 3 2/m |
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02.10.01.14 Florensovite Cu(Cr1.5Sb0.5)S4 F d3m 4/m 3 2/m |
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02.10.01.15 Cuproiridsite CuIr2S4 F d3m 4/m 3 2/m |
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02.10.01.16 Cuprorhodsite CuRh2S4 F d3m 4/m 3 2/m |
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02.10.01.17 Malanite Cu(Pt,Ir)2S4 F d3m 4/m 3 2/m |
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02.10.01.18 Ferrorhodsite (Fe,Cu)(Rh,Ir,Pt)2S4 F d3m 4/m 3 2/m |
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02.10.01.19 Cadmoindite! CdIn2S4 F d3m 4/m 3 2/m |
| Strunz Class: |
02.DA.05 02 - SULFIDES and SULFOSALTS (sulfides, selenides, tellurides; arsenides, antimonides, bismuthides; sulfarsenites, sulf |
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02.D - Metal Sulfides, M:S = 3:4 and 2:3 |
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02.DA -M:S = 3:4 |
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02.DA.05 Bornhardtite CoCo2Se4 F d3m 4/m 3 2/m |
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02.DA.05 Florensovite Cu(Cr1.5Sb0.5)S4 F d3m 4/m 3 2/m |
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02.DA.05 Carrollite Cu(Co,Ni)2S4 F d3m 4/m 3 2/m |
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02.DA.05 Fletcherite Cu(Ni,Co)2S4 F d3m 4/m 3 2/m |
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02.DA.05 Cuproiridsite CuIr2S4 F d3m 4/m 3 2/m |
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02.DA.05 Cuprorhodsite CuRh2S4 F d3m 4/m 3 2/m |
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02.DA.05 Dayingite* CuCoPtS4 F m3m 4/m 3 2/m |
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02.DA.05 Daubreelite FeCr2S4 F d3m 4/m 3 2/m |
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02.DA.05 Ferrorhodsite (Fe,Cu)(Rh,Ir,Pt)2S4 F d3m 4/m 3 2/m |
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02.DA.05 Greigite FeFe2S4 F d3m 4/m 3 2/m |
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02.DA.05 Indite FeIn2S4 F d3m 4/m 3 2/m |
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02.DA.05 Linnaeite CoCo2S4 F d3m 4/m 3 2/m |
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02.DA.05 Kalininite ZnCr2S4 F d3m 4/m 3 2/m |
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02.DA.05 Malanite Cu(Pt,Ir)2S4 F d3m 4/m 3 2/m |
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02.DA.05 Polydymite NiNi2S4 F d3m 4/m 3 2/m |
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02.DA.05 Violarite FeNi2S4 F d3m 4/m 3 2/m |
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02.DA.05 Tyrrellite (Cu,Co,Ni)3Se4 F d3m 4/m 3 2/m |
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02.DA.05 Siegenite (Ni,Co)3S4 F d3m 4/m 3 2/m |
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02.DA.05 Xingzhongite (Pb,Cu,Fe)(Ir,Pt,Rh)2S4 F d3m 4/m 3 2/m |
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02.DA.05 Trustedtite Ni3Se4 F d3m 4/m 3 2/m |
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02.DA.05 Cadmoindite! CdIn2S4 F d3m 4/m 3 2/m |
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Other Cuprorhodsite Information
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| References: |
NAME( AntBidBlaNic1) PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) OPTIC PROP.(AntBidBlaNic1) |
| See Also: |
Links to other databases for Cuprorhodsite :
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 - Handbook of Mineralogy (MinSocAm)
9 - Handbook of Mineralogy (UofA)
10 - MinDAT
11 - Mineralienatlas (Deutsch)
12 - Online Mineral Museum
13 - QUT Mineral Atlas
14 - Ruff.Info
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Cuprorhodsite
CuRh2S4
Dana No: 02.10.01.16 Strunz No: 02.DA.05
Locality:
Notes:
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