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General Sterryite Information |
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 Chemical Formula: |
Ag2Pb10(Sb,As)12S29 | ||
| Composition: |
Molecular Weight = 4,538.17 gm | ||
| Silver 4.75 % Ag | |||
| Antimony 24.15 % Sb | |||
| Arsenic 4.95 % As | |||
| Lead 45.66 % Pb | |||
| Sulfur 20.49 % S | |||
| ______ | |||
| 100.00 % | |||
| Empirical Formula: |
Ag2Pb10Sb9As3S29 | ||
| Environment: |
Of hydrothermal origin, in marble. | ||
| IMA Status: |
Approved IMA 1967 | ||
| Locality: |
Taylor pit, Madoc, Huntingdon township, Hastings County, Ontario, Canada. Link to MinDat.org Location Data. | ||
| Name Origin: |
Named for T. Sterry Hunt (1826-1892), first mineralogist with the Geological Survey of Canada. | ||
| Name Pronunciation: |
Sterryite + Pronunciation  |
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| Synonym: |
IMA1966-020 | ||
Sterryite Image | |||
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Images:
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Sterryite Crystallography |
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| Axial Ratios: |
a:b:c =0.6682:1:0.0959 | ||
| Cell Dimensions: |
a = 28.48, b = 42.62, c = 4.09, Z = 4; V = 4,964.51 Den(Calc)= 6.07 | ||
| Crystal System: |
Orthorhombic - DipyramidalH-M Symbol (2/m 2/m 2/m) Space Group: Pbam | ||
| X Ray Diffraction: |
By Intensity(I/Io): 3.26(1), 3.68(0.9), 2.836(0.7), | ||
Physical Properties of Sterryite |
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| Cleavage: |
{hk0} Perfect | ||
| Color: |
Black. | ||
| Density: |
6 | ||
| Diaphaneity: |
Opaque | ||
| Habit: |
Plumose - "Mica-like" minerals forming aggregates of plume-like forms. | ||
| Hardness: |
3.5 - Copper Penny | ||
| Luster: |
Metallic | ||
| Streak: |
metallic | ||
Optical Properties of Sterryite |
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| RL Color: |
White. | ||
| RL Pleochroism: |
Strong, from gray to white. | ||
Calculated Properties of Sterryite |
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| Electron Density: |
Bulk Density (Electron Density)=5.18 gm/cc note: Specific Gravity of Sterryite =6.07 gm/cc. |
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| Fermion Index: |
Fermion Index = 0.1 Boson Index = 0.9 |
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| Photoelectric: |
PESterryite = 922.38 barns/electron U=PESterryite x rElectron Density=4,776.97 barns/cc. |
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| Radioactivity: |
GRapi = 0 (Gamma Ray American Petroleum Institute Units) Sterryite is Not Radioactive |
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Sterryite Classification |
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| Dana Class: |
03.05.03.01 (03)Sulfides - Sulfosalts | ||
| (03.05)where 2.5 < z/y < 3 - (A+)i (A++)j [By Cz], A=metals, B=semi-metals, C=non-metals | |||
| (03.05.03)Dana Group | |||
| Strunz Class: |
02.LB.65 02 - SULFIDES and SULFOSALTS (sulfides, selenides, tellurides; arsenides, antimonides, bismuthides; sulfarsenites, sulf | ||
| 02.L - Unclassified Sulfosalts | |||
| 02.LB -With essential Pb | |||
Other Sterryite 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 Sterryite : 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 Search for Sterryite using: Visit our Advertisers for Sterryite : A Bijoux Google Search for SterryiteAdam's Minerals Google Search for Sterryite Cape Minerals Google Search for Sterryite Dakota Matrix Minerals Google Search for Sterryite Excalibur Mineral Corp. Google Search for Sterryite Exceptional Minerals Google Search for Sterryite John Betts Fine Minerals Search for Sterryite McDougall Minerals Google Search for Sterryite Mineral News Website Link Rock and Mineral Shows Google Search for Sterryite Weinrich Minerals, Inc. Google Search for Sterryite Ask about Sterryite here : Print or Cut-and-Paste your Sterryite Specimen Label here :
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