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Indium Mineral Data
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General Indium Information
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 Chemical Formula: |
In |
| Composition: |
Molecular Weight = 114.82 gm |
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Indium 100.00 % In |
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______ |
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100.00 % |
| Empirical Formula: |
In |
| Environment: |
In greisenized and albitized granite. |
| IMA Status: |
Approved IMA 1964 |
| Locality: |
Transbaikalia (Zabaykalye), Eastern-Siberian Region, Russia Link to MinDat.org Location Data. |
| Name Origin: |
Named for the element which is named after the indigo line in its spectrum. |
| Name Pronunciation: |
Indium  |
| Synonym: |
ICSD 64794 |
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PDF 5-642 |
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Indium Image |
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Images:
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Indium Crystallography
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| Axial Ratios: |
a:c = 1:1.52307 |
| Cell Dimensions: |
a = 3.25, c = 4.95, Z = 2; V = 52.28 Den(Calc)= 7.29 |
| Crystal System: |
Tetragonal - Ditetragonal Dipyramidal H-M Symbol (4/m 2/m 2/m) Space Group: I 4/mmm |
| X Ray Diffraction: |
By Intensity(I/Io): 2.715(1), 2.298(0.36), 1.683(0.24), |
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Physical Properties of Indium
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| Color: |
Yellow gray. |
| Density: |
7.2 - 7.42, Average = 7.31 |
| Diaphaneity: |
Opaque |
| Hardness: |
3.5 - Copper Penny |
| Luster: |
Metallic |
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Optical Properties of Indium
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| RL Anisotrophism: |
Weak. |
| RL Color: |
Light rose-white. |
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Calculated Properties of Indium
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| Electron Density: |
Bulk Density (Electron Density)=6.22 gm/cc
note: Specific Gravity of Indium =7.29 gm/cc.
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| Fermion Index: |
Fermion Index = 0
Boson Index = 1 |
| Photoelectric: |
PEIndium = 303.84 barns/electron
U=PEIndium x rElectron Density=1,890.52 barns/cc.
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| Radioactivity: |
GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Indium is Not Radioactive |
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Indium Classification
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| Dana Class: |
01.01.14.01 (01)Native Elements |
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(01.01)with metallic elements other than the platinum group |
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(01.01.14)Dana Group |
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01.01.14.01 Indium In I 4/mmm 4/m 2/m 2/m |
| Strunz Class: |
01.AC.05 01 - ELEMENTS (Metals and intermetallic alloys; metalloids and nonmetals; carbides, silicides, nitrides, phosphides) |
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01.A - Metals and Intermetallic Alloys |
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01.AC -Indium-tin family |
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01.AC.05 Indium In I 4/mmm 4/m 2/m 2/m |
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Other Indium Information
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| References: |
PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) OPTIC PROP.(AntBidBlaNic1) |
| See Also: |
Links to other databases for Indium :
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
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Indium
In
Dana No: 01.01.14.01 Strunz No: 01.AC.05
Locality:
Notes:
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