General Costibite Information Chemical Formula: |
CoSbS |
Composition: |
Molecular Weight = 212.75 gm |
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Cobalt 27.70 % Co |
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Antimony 57.23 % Sb |
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Sulfur 15.07 % S |
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100.00 % |
Empirical Formula: |
CoSbS |
Environment: |
In hydrothermal deposits formed at moderate temperatures but also found in contact metasomatic replacements, and epithermal replacements as well as in pegmatites. |
IMA Status: |
Approved IMA 1970 |
Locality: |
Deer Park, Stevens County, Washington, USA. Link to MinDat.org Location Data. |
Name Origin: |
Named for the composition, Cobalt and STIBium (Latin name for Antimony). |
Synonym: |
ICSD 40044 |
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PDF 22-1082 |
| | Costibite Image
Images:
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Costibite Crystallography Axial Ratios: |
a:b:c =0.7401:1:0.9938 |
Cell Dimensions: |
a = 3.603, b = 4.868, c = 4.838, Z = 2; V = 84.86 Den(Calc)= 8.33 |
Crystal System: |
Orthorhombic - PyramidalH-M Symbol (mm2) Space Group: P mn21 |
X Ray Diffraction: |
By Intensity(I/Io): 2.596(1), 2.503(0.9), 1.908(0.8), |
Crystal Structure:
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Mouse
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| Physical Properties of Costibite Color: |
Steel gray. |
Density: |
6.89 |
Diaphaneity: |
Opaque |
Habit: |
Inclusions - Generally found as inclusions in other minerals. |
Habit: |
Lamellar - Thin laminae producing a lamellar structure. |
Hardness: |
6 - Orthoclase |
Luster: |
Metallic |
| Optical Properties of Costibite RL Anisotrophism: |
Weak, reddish brown or orange, to bluish. |
RL Color: |
Grayish. |
RL Pleochroism: |
Weak, gray-white with bluish and brownish tints. |
| Calculated Properties of Costibite Electron Density: |
Bulk Density (Electron Density)=7.36 gm/cc |
note: Specific Gravity of Costibite =8.33 gm/cc. Fermion Index: |
Fermion Index = 0.0011304155 |
Boson Index = 0.9988695845 Photoelectric: |
PECostibite = 201.52 barns/electron |
U=PECostibite x rElectron Density=1,483.36 barns/cc. Radioactivity: |
GRapi = 0 (Gamma Ray American Petroleum Institute Units) |
Costibite is Not Radioactive | Costibite Classification Dana Class: |
02.12.07.01 (02)Sulfides - Including Selenides and Tellurides |
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(02.12)where Am Bn Xp, with (m+n):p=1:2 |
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(02.12.07)Costibite Group (Orthorhombic Cobalt Arsenides or Antimonides) |
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Strunz Class: |
02.EB.10d 02 - SULFIDES and SULFOSALTS (sulfides, selenides, tellurides; arsenides, antimonides, bismuthides; sulfarsenites, sulf |
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02.E - Metal Sulfides, M:S £ 1:2 |
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02.EB -M:S = 1:2, with Fe, Co, Ni, PGE, etc. |
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| Other Costibite Information References: |
NAME( AntBidBlaNic1) PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) OPTIC PROP.(AntBidBlaNic1) |
See Also: |
Links to other databases for Costibite : |
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 15 - WWW-MINCRYST Search for Costibite using: Visit our Advertisers for Costibite : A Bijoux Google Search for CostibiteAdam's Minerals Google Search for Costibite Cape Minerals Google Search for Costibite Dakota Matrix Minerals Google Search for Costibite Excalibur Mineral Corp. Google Search for Costibite Exceptional Minerals Google Search for Costibite John Betts Fine Minerals Search for Costibite McDougall Minerals Google Search for Costibite Mineral News Website Link Rock and Mineral Shows Google Search for Costibite Weinrich Minerals, Inc. Google Search for Costibite Ask about Costibite here : Print or Cut-and-Paste your Costibite Specimen Label here :
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