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Rhodplumsite
A valid IMA mineral species
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Formula:
Rh3Pb2S2
Colour:
Gray
Lustre:
Metallic
Specific Gravity:
9.74 (Calculated)
Crystal System:
Trigonal
Name:
The name reflect its composition: rhodium and lead.
This page provides mineralogical data about Rhodplumsite.
Unique Identifiers
Mindat ID:
3409
Long-form identifier:
mindat:1:1:3409:4
IMA Classification of Rhodplumsite
Approved
Approval year:
1982
First published:
1983
Classification of Rhodplumsite
2.BE.15
2 : SULFIDES and SULFOSALTS (sulfides, selenides, tellurides; arsenides, antimonides, bismuthides; sulfarsenites, sulfantimonites, sulfbismuthites, etc.)
B : Metal Sulfides, M: S > 1: 1 (mainly 2: 1)
E : With Pb (Bi)
2 : SULFIDES and SULFOSALTS (sulfides, selenides, tellurides; arsenides, antimonides, bismuthides; sulfarsenites, sulfantimonites, sulfbismuthites, etc.)
B : Metal Sulfides, M: S > 1: 1 (mainly 2: 1)
E : With Pb (Bi)
2.3.5.2
2 : SULFIDES
3 : AmBnXp, with (m+n):p = 5:2
2 : SULFIDES
3 : AmBnXp, with (m+n):p = 5:2
3.12.7
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
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 Symbols
As of 2021 there are now IMA–CNMNC approved mineral symbols (abbreviations) for each mineral species, useful for tables and diagrams.
| Symbol | Source | Reference for Standard |
|---|---|---|
| Rhp | IMA–CNMNC | Warr, L.N. (2021). IMA–CNMNC approved mineral symbols. Mineralogical Magazine, 85(3), 291-320. doi:10.1180/mgm.2021.43 |
Physical Properties of Rhodplumsite
Optical Data of Rhodplumsite
Anisotropism:
Strong
Reflectivity:
| Wavelength | R1 (%) | R2 (%) |
|---|---|---|
| 440nm | 38.6% | 44.5% |
| 480nm | 39.5% | 46.3% |
| 520nm | 39.2% | 48.2% |
| 560nm | 37.8% | 50.6% |
| 600nm | 36.2% | 52.7% |
| 640nm | 36.2% | 54.6% |
| 680nm | 37.7% | 56.6% |
| 700nm | 38.5% | 57.3% |
Graph shows reflectance levels at different wavelengths (in nm). Peak reflectance is 57.3%.
R1 shown in black, R2 shown in red
Colour in reflected light:
White
Pleochroism:
Visible
Comments:
Cream-pink to grayish blue
Chemistry of Rhodplumsite
Mindat Formula:
Rh3Pb2S2
Element Weights:
Elements listed:
Common Impurities:
Ir,Pt
Crystallography of Rhodplumsite
Crystal System:
Trigonal
Class (H-M):
3m(32/m) - Hexagonal Scalenohedral
Space Group:
R3m
Setting:
R3m
Cell Parameters:
a = 5.73(1) Å, c = 14.00(1) Å
Ratio:
a:c = 1 : 2.443
Unit Cell V:
398.08 ų (Calculated from Unit Cell)
Z:
3
Morphology:
grains to 40 µm
X-Ray Powder Diffraction
Powder Diffraction Data:
| d-spacing | Intensity |
|---|---|
| 2.86 Å | (100) |
| 2.33 Å | (60) |
| 2.01 Å | (60) |
| 4.02 Å | (30) |
| 2.44 Å | (30) |
| 1.807 Å | (30) |
| 4.64 Å | (20) |
Geological Environment
Paragenetic Mode(s):
| Paragenetic Mode | Earliest Age (Ga) |
|---|---|
| Stage 3a: Earth’s earliest Hadean crust | >4.50 |
| 7 : Ultramafic igneous rocks | |
| 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-? alteration and/or metamorphism | |
| 33 : Minerals deposited by hydrothermal metal-rich fluids (see also [#12]) |
Type Occurrence of Rhodplumsite
General Appearance of Type Material:
As grains, to 40 µm, in a platinum nugget.
Place of Conservation of Type Material:
Institute of Geology of Ore Deposits, Petrology, Mineralogy, and Geochemistry, Moscow, Russia.
Geological Setting of Type Material:
Platinum-bearing placer deposit
Associated Minerals at Type Locality:
Synonyms of Rhodplumsite
Other Language Names for Rhodplumsite
Dutch:Rhodplumsiet
German:Rhodplumsit
Simplified Chinese:硫铑铅矿
Spanish:Rhodplumsita
Traditional Chinese:硫銠鉛礦
Related Minerals - Strunz-mindat Grouping
| 2.BE. | Dulanggouite | Bi6Te3 |
| 2.BE. | Zipserite | Bi5S4 |
| 2.BE.05 | Betekhtinite | Pb2(Cu,Fe)22-24S15 |
| 2.BE.10 | Furutobeite | (Cu,Ag)6PbS4 |
| 2.BE.15 | Shandite | Ni3Pb2S2 |
| 2.BE.20 | Parkerite | Ni3(Bi,Pb)2S2 |
| 2.BE.25 | Schlemaite | (Cu,◻)6(Pb,Bi)Se4 |
| 2.BE.30 | Pašavaite | Pd3Pb2Te2 |
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 Rhodplumsite
mindat.org URL:
https://www.mindat.org/min-3409.html
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References for Rhodplumsite
Localities for Rhodplumsite
Showing 2 localities.
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.
Russia | |
| Stepanov et al. (2020) |
| Genkin et al. (1983) +1 other reference |
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