|
|
Mohite Mineral Data
|
|
|
General Mohite Information
|
Chemical Formula: |
Cu2SnS3 |
Composition: |
Molecular Weight = 342.00 gm |
|
Copper 37.16 % Cu |
|
Tin 34.71 % Sn |
|
Sulfur 28.13 % S |
|
______ |
|
100.00 % |
Empirical Formula: |
Cu2SnS3 |
Environment: |
Hydrothermal origin. |
IMA Status: |
Approved IMA 1982 |
Locality: |
Kochbulak deposit, eastern Uzbekistan. Link to MinDat.org Location Data. |
Name Origin: |
Named for Gunter Moh, University of Heidelberg, Germany. |
Name Pronunciation: |
Mohite |
|
Mohite Crystallography
|
Axial Ratios: |
a:b:c =0.5768:1:1.7315 |
Cell Dimensions: |
a = 6.64, b = 11.51, c = 19.93, Z = 12; alpha = 90°, beta = 109.75°, gamma = 90° V = 1,433.58 Den(Calc)= 4.75 |
Crystal System: |
Triclinic - Pedial H-M Symbol (1) Space Group: P1 |
X Ray Diffraction: |
By Intensity(I/Io): 3.13(1), 1.92(0.7), 2.72(0.2), |
|
Physical Properties of Mohite
|
Color: |
Greenish gray. |
Density: |
4.86 |
Diaphaneity: |
Opaque |
Habit: |
Microscopic Crystals - Crystals visible only with microscopes. |
Hardness: |
4 - Fluorite |
Luster: |
Metallic |
Streak: |
gray |
|
Optical Properties of Mohite
|
RL Anisotrophism: |
Distinct, but without color effects.. |
RL Color: |
Gray with greenish tint. |
Reflectivity |
Standardized Intensity (100%) Reflection Spectra of Mohite in Air
λ |
R |
|
∑ R(λ) |
440 nm |
24.60 |
|
|
460 nm |
24.70 |
|
480 nm |
25.30 |
|
500 nm |
25.60 |
|
520 nm |
25.40 |
|
540 nm |
25.50 |
|
560 nm |
25.60 |
|
580 nm |
25.70 |
|
600 nm |
25.60 |
|
620 nm |
25.70 |
|
640 nm |
26.00 |
|
660 nm |
25.90 |
|
680 nm |
26.20 |
|
700 nm |
26.40 |
|
Calculated Relative Intensity Colors of Mohite in Air
Relative Intensity |
0% |
40% |
80% |
100% |
120% |
160% |
200% |
240% |
280% |
320% |
360% |
R |
|
|
|
|
|
|
|
|
|
|
|
|
|
Calculated Properties of Mohite
|
Electron Density: |
Bulk Density (Electron Density)=4.33 gm/cc note: Specific Gravity of Mohite =4.75 gm/cc. |
Fermion Index: |
Fermion Index = 0.05 Boson Index = 0.95 |
Photoelectric: |
PEMohite = 123.49 barns/electron U=PEMohite x rElectron Density= 535.12 barns/cc. |
Radioactivity: |
GRapi = 0 (Gamma Ray American Petroleum Institute Units) Mohite is Not Radioactive |
|
Mohite Classification
|
Dana Class: |
02.09.16.01 (02)Sulfides - Including Selenides and Tellurides |
|
(02.09)where Am Bn Xp, with (m+n):p=1:1 |
|
(02.09.16)Dana Group |
|
02.09.16.01 Mohite Cu2SnS3 P1 1 |
Strunz Class: |
02.CB.15b 02 - SULFIDES and SULFOSALTS (sulfides, selenides, tellurides; arsenides, antimonides, bismuthides; sulfarsenites, sulf |
|
02.C - Metal Sulfides, M:S = 1:1 (and similar) |
|
02.CB -With Zn, Fe, Cu, Ag, Au, etc |
|
02.CB.15b Mohite Cu2SnS3 P1 1 |
|
Other Mohite Information
|
References: |
NAME( AntBidBlaNic1) PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) |
See Also: |
Links to other databases for Mohite :
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 Mohite using:
[AOL]
[Bing]
[Dog Pile]
[GeoScienceWorld]
[HotBot]
[Ixquick]
[Lycos]
[MAMMA]
[Scirus]
[Teoma]
[WebCrawler]
[Wikipedia]
[YAHOO]
Visit our Advertisers for Mohite :
Ask about Mohite here :
Ask-A-Mineralogist from the Mineralogical Society of America
Mindat.org's Discussion Groups
Original Rockhounds Discussion Group
Rockhounds Discussion Group on Yahoo Groups
Mineral Discussion Forum from Fabre Minerals - also available in
Espa�ol
Print or Cut-and-Paste your Mohite Specimen Label here :
Mohite
Cu2SnS3
Dana No: 02.09.16.01 Strunz No: 02.CB.15b
Locality:
Notes:
|
|
|
|
|
|
Dakota Matrix
Excalibur Minerals
Exceptional Minerals
Hudson Insitute
John Betts Fine Minerals
Mc Dougall Minerals
Mineral News
Rock and Mineral Shows
Weinrich Minerals, Inc.