General Indite Information
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Chemical Formula: |
Fe++In2S4 |
Composition: |
Molecular Weight = 413.75 gm |
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Indium 55.50 % In |
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Iron 13.50 % Fe |
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Sulfur 31.00 % S |
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______ |
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100.00 % |
Empirical Formula: |
Fe2+In2S4 |
Environment: |
Of primary hydrothermal origin, replacing botryoidal cassiterite. |
IMA Status: |
Approved IMA 1963 |
Locality: |
In the Dzhalindin deposit, Little Khingan Ridge, Far Eastern Region, USSR. Link to MinDat.org Location Data. |
Name Origin: |
For the indium in its composition. |
Synonym: |
ICSD 68412 |
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PDF 33-613 |
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Search for Indite Images |
Images:
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Indite Crystallography
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Cell Dimensions: |
a = 10.62, Z = 8; V = 1,197.77 Den(Calc)= 4.59 |
Crystal System: |
Isometric - HexoctahedralH-M Symbol (4/m 3 2/m) Space Group: F d3m |
X Ray Diffraction: |
By Intensity(I/Io): 3.2(1), 1.877(0.54), 2.043(0.38), |
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Physical Properties of Indite
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Color: |
Iron black. |
Density: |
4.67 |
Diaphaniety: |
Opaque |
Hardness: |
5 - Apatite |
Luster: |
Metallic |
Streak: |
black |
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Optical Properties of Indite
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RL Color: |
White. |
Reflectivity |
Standardized Intensity (100%) Reflection Spectra of Indite in Air
| λ |
R |
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∑ R(λ) |
| 400 nm |
26.30 |
 |
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| 420 nm |
26.90 |
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| 440 nm |
27.70 |
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| 460 nm |
27.90 |
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| 480 nm |
28.00 |
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| 500 nm |
27.80 |
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| 520 nm |
27.20 |
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| 540 nm |
27.00 |
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| 560 nm |
26.60 |
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| 580 nm |
26.20 |
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| 600 nm |
25.90 |
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| 620 nm |
25.60 |
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| 640 nm |
25.40 |
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| 660 nm |
25.10 |
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| 680 nm |
24.80 |
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| 700 nm |
24.50 |
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Calculated Relative Intensity Colors of Indite in Air
Relative Intensity |
0% |
40% |
80% |
100% |
120% |
160% |
200% |
240% |
280% |
320% |
350% |
| R |
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Calculated Properties of Indite
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Electron Density: |
relectron=4.17 gm/cc note: rIndite =4.59 gm/cc. |
Fermion Index |
Fermion Index = 0.00518 Boson Index = 0.99482 |
Photoelectric: |
PEIndite = 164.52 barns/electron U=PEIndite x relectron= 686.23 barns/cc. |
Radioactivity: |
GRapi = 0 (Gamma Ray American Petroleum Institute Units) Indite is Not Radioactive |
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Indite Classification
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Dana Class: |
2.10.1.12 (2)Sulfides - Including Selenides and Tellurides |
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(2.10)where Am Bn Xp, with (m+n):p=3:4 |
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(2.10.1)Linnaeite Group (Isometric: Fd3m) |
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2.10.1.1 Linnaeite CoCo2S4 F d3m 4/m 3 2/m |
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2.10.1.2 Carrollite Cu(Co,Ni)2S4 F d3m 4/m 3 2/m |
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2.10.1.3 Fletcherite Cu(Ni,Co)2S4 F d3m 4/m 3 2/m |
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2.10.1.4 Tyrrellite (Cu,Co,Ni)3Se4 F d3m 4/m 3 2/m |
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2.10.1.5 Bornhardtite CoCo2Se4 F d3m 4/m 3 2/m |
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2.10.1.6 Siegenite (Ni,Co)3S4 F d3m 4/m 3 2/m |
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2.10.1.7 Polydymite NiNi2S4 F d3m 4/m 3 2/m |
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2.10.1.8 Violarite FeNi2S4 F d3m 4/m 3 2/m |
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2.10.1.9 Trustedtite Ni3Se4 F d3m 4/m 3 2/m |
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2.10.1.10 Greigite FeFe2S4 F d3m 4/m 3 2/m |
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2.10.1.11 Daubreelite FeCr2S4 F d3m 4/m 3 2/m |
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2.10.1.12 Indite FeIn2S4 F d3m 4/m 3 2/m |
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2.10.1.13 Kalininite ZnCr2S4 F d3m 4/m 3 2/m |
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2.10.1.14 Florensovite Cu(Cr1.5Sb0.5)S4 F d3m 4/m 3 2/m |
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2.10.1.15 Cuproiridsite CuIr2S4 F d3m 4/m 3 2/m |
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2.10.1.16 Cuprorhodsite CuRh2S4 F d3m 4/m 3 2/m |
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2.10.1.17 Malanite Cu(Pt,Ir)2S4 F d3m 4/m 3 2/m |
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2.10.1.18 Ferrorhodsite (Fe,Cu)(Rh,Ir,Pt)2S4 F d3m 4/m 3 2/m |
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2.10.1.19 Cadmoindite! CdIn2S4 F d3m 4/m 3 2/m |
Strunz Class: |
II/D.01-90 II - Sulfides and sulphosalts |
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II/D - Sulfides with metal: sulfur, selenium and tellurium < 1:1, Tellurides with Copper, Silver, Gold |
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II/D.01 - Linneite group and related compounds |
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II/D.01-10 Greigite FeFe2S4 F d3m 4/m 3 2/m |
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II/D.01-20 Linnaeite CoCo2S4 F d3m 4/m 3 2/m |
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II/D.01-30 Polydymite NiNi2S4 F d3m 4/m 3 2/m |
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II/D.01-40 Carrollite Cu(Co,Ni)2S4 F d3m 4/m 3 2/m |
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II/D.01-50 Fletcherite Cu(Ni,Co)2S4 F d3m 4/m 3 2/m |
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II/D.01-60 Florensovite Cu(Cr1.5Sb0.5)S4 F d3m 4/m 3 2/m |
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II/D.01-70 Violarite FeNi2S4 F d3m 4/m 3 2/m |
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II/D.01-80 Siegenite (Ni,Co)3S4 F d3m 4/m 3 2/m |
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II/D.01-90 Indite FeIn2S4 F d3m 4/m 3 2/m |
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II/D.01-95 Cadmoindite! CdIn2S4 F d3m 4/m 3 2/m |
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II/D.01-100 Daubreelite FeCr2S4 F d3m 4/m 3 2/m |
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II/D.01-110 Kalininite ZnCr2S4 F d3m 4/m 3 2/m |
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II/D.01-120 Bornhardtite CoCo2Se4 F d3m 4/m 3 2/m |
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II/D.01-130 Trustedtite Ni3Se4 F d3m 4/m 3 2/m |
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II/D.01-140 Tyrrellite (Cu,Co,Ni)3Se4 F d3m 4/m 3 2/m |
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Other Indite 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 Indite :
1 -Am. Min. Crystal Structure Database
2 -Athena
3 - EUROmin Project
4 -Google Images
5 -Google Scholar
6 -Handbook of Mineralogy (UofA)
7 -MinDAT
8 -MinMax(Deutsch)
9 -MinMax(English)
10 -Mineralienatlas (Deutsch)
11 -QUT Mineral Atlas
12 - WWW-MINCRYST
13 -École des Mines de Paris
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Print or Cut-and-Paste your Indite Specimen Label here :
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Indite
Fe++In2S4
Dana No: 2.10.1.12 Strunz No: II/D.01-90
Locality:
Notes:
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