Mineralogy Database

Ottemannite Mineral Data

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General Ottemannite Information

Help on Chemical  Formula: Chemical Formula: Sn2S3
Help on Composition: Composition: Molecular Weight = 333.62 gm
   Tin     71.17 %  Sn
   Sulfur  28.83 %  S
          100.00 % 
Help on Empirical Formula: Empirical Formula: Sn2S3
Help on Environment: Environment: In zones of oxidation or secondary enrichment in hydrothermal tin deposits.
Help on IMA Status: IMA Status: Approved IMA 1966
Help on Locality: Locality: Maria Teresa mine, near Huari, between Oruro and Uyuni, Bolivia. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for J. Ottemann, German mineralogist, Heidelberg, Germany.
Help on Name Pronunciation: Name Pronunciation: Ottemannite + Pronunciation Say OTTEMANNITE
Help on Synonym: Synonym: ICSD 31995
  PDF 14-619

Ottemannite Crystallography

Help on Axial Ratios: Axial Ratios: a:b:c =0.6322:1:0.2672
Help on Cell Dimensions: Cell Dimensions: a = 8.864, b = 14.02, c = 3.747, Z = 4; V = 465.65 Den(Calc)= 4.76
Help on Crystal System: Crystal System: Orthorhombic - Dipyramidal H-M Symbol (2/m 2/m 2/m) Space Group: Pnam
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 4.131(1), 5.495(0.75), 2.67(0.45),

Physical Properties of Ottemannite

Help on Color: Color: Reddish gray.
Help on Density: Density: 4.835
Help on Diaphaneity: Diaphaneity: Opaque
Help on Habit: Habit: Lath - Shaped like a small, thin plaster lath, tabular (rectangular) in shape.
Help on Hardness: Hardness: 2 - Gypsum
Help on Luster: Luster: Metallic

Optical Properties of Ottemannite

Help on RL Anisotrophism: RL Anisotrophism: Strong.
Help on RL Color: RL Color: Gray with orange-brown internal reflections.
Help on RL Pleochroism: RL Pleochroism: Weak.

Calculated Properties of Ottemannite

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=4.22 gm/cc
note: Specific Gravity of Ottemannite =4.76 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.12
Boson Index = 0.88
Help on Photoelectric: Photoelectric: PEOttemannite = 222.54 barns/electron
U=PEOttemannite x rElectron Density= 939.84 barns/cc.
Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Ottemannite is Not Radioactive

Ottemannite Classification

Help on  Dana Class: Dana Class: (02)Sulfides - Including Selenides and Tellurides
  (02.11)where Am Bn Xp, with (m+n):p=2:3
  (02.11.09)Dana Group Ottemannite Sn2S3 Pnam 2/m 2/m 2/m
Help on  Strunz Class: Strunz Class: 02.DB.10 02 - SULFIDES and SULFOSALTS (sulfides, selenides, tellurides; arsenides, antimonides, bismuthides; sulfarsenites, sulf
  02.D - Metal Sulfides, M:S = 3:4 and 2:3
  02.DB -M:S = 2:3 and similar
02.DB.10 Suredaite! PbSnS3 P nma 2/m 2/m 2/m
02.DB.10 Ottemannite Sn2S3 Pnam 2/m 2/m 2/m

Other Ottemannite Information

Help on References: References: NAME( AntBidBlaNic1) PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) OPTIC PROP.(AntBidBlaNic1)
Help on See Also: See Also: Links to other databases for Ottemannite :
1 - Am. Min. Crystal Structure Database
2 - Athena
3 - GeoScienceWorld
4 - Google Images
5 - Google Scholar
6 - Handbook of Mineralogy (MinSocAm)
7 - Handbook of Mineralogy (UofA)
8 - MinDAT
9 - Mineralienatlas (Deutsch)
10 - Online Mineral Museum
11 - QUT Mineral Atlas
12 - Ruff.Info

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Dana No: Strunz No: 02.DB.10





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