Mineralogy Database

Rhodplumsite Mineral Data

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General Rhodplumsite Information

Help on Chemical  Formula: Chemical Formula: Pb2Rh3S2
Help on Composition: Composition: Molecular Weight = 787.25 gm
   Rhodium  39.21 %  Rh
   Lead     52.64 %  Pb
   Sulfur    8.15 %  S
           100.00 % 
Help on Empirical Formula: Empirical Formula: Pb2Rh3S2
Help on Environment: Environment: Platinum placers. Found as an inclusion in a platinum nugget.
Help on IMA Status: IMA Status: Approved IMA 1983
Help on Locality: Locality: Umutnaya River, Ural Mountains, Russia. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for its composition.
Help on Name Pronunciation: Name Pronunciation: Rhodplumsite + Pronunciation Say RHODPLUMSITE
Help on Synonym: Synonym: ICSD 42599
  PDF 35-720

Rhodplumsite Crystallography

Help on Axial Ratios: Axial Ratios: a:c = 1:2.38359
Help on Cell Dimensions: Cell Dimensions: a = 5.73, c = 13.658, Z = 3; V = 388.35 Den(Calc)= 10.10
Help on Crystal System: Crystal System: Trigonal - Hexagonal Scalenohedral H-M Symbol (3 2/m) Space Group: R 3m
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 2.86(1), 2.01(0.6), 1.81(0.3),2.44(0.3), 4.02(0.3), 1.22(0.2), 4.64(0.2),

Physical Properties of Rhodplumsite

Help on Color: Color: Gray.
Help on Diaphaneity: Diaphaneity: Opaque
Help on Habit: Habit: Inclusions - Generally found as inclusions in other minerals.
Help on Habit: Habit: Microscopic Crystals - Crystals visible only with microscopes.
Help on Luster: Luster: Metallic

Optical Properties of Rhodplumsite

Help on RL Anisotrophism: RL Anisotrophism: Strong.
Help on RL Color: RL Color: White.
Help on RL Pleochroism: RL Pleochroism: Notable, from cream-pink to grayish hue.

Calculated Properties of Rhodplumsite

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=8.49 gm/cc
note: Specific Gravity of Rhodplumsite =10.1 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.11
Boson Index = 0.89
Help on Photoelectric: Photoelectric: PERhodplumsite =1,052.64 barns/electron
U=PERhodplumsite x rElectron Density=8,940.22 barns/cc.
Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Rhodplumsite is Not Radioactive

Rhodplumsite Classification

Help on  Dana Class: Dana Class: (02)Sulfides - Including Selenides and Tellurides
  (02.03)where Am Bn Xp, with (m+n):p=5:2
  (02.03.05)Shandite Group Shandite Pb2Ni3S2 R 3m 3 2/m Rhodplumsite Pb2Rh3S2 R 3m 3 2/m Pasavaite! Pd3Pb2Te2 Pmmn 2/m 2/m 2/m
Help on  Strunz Class: Strunz Class: 02.BE.15 02 - SULFIDES and SULFOSALTS (sulfides, selenides, tellurides; arsenides, antimonides, bismuthides; sulfarsenites, sulf
  02.B - Metal Sulfides, M:S > 1:1 (mainly 2:1)
  02.BE -With Pb(Bi)
02.BE.15 Rhodplumsite Pb2Rh3S2 R 3m 3 2/m
02.BE.15 Shandite Pb2Ni3S2 R 3m 3 2/m

Other Rhodplumsite Information

Help on References: References: NAME( Dana8) PHYS. PROP.(Dana8) OPTIC PROP.(AntBidBlaNic1)
Help on See Also: See Also: Links to other databases for Rhodplumsite :
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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Dana No: Strunz No: 02.BE.15





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