Cadmoindite Mineral Data

Cadmoindite Mineral Data

General Cadmoindite Information

Chemical Formula:

CdIn2S4

Composition:

Molecular Weight = 470.32 gm

Cadmium 23.90 % Cd

Indium 48.83 % In

Sulfur 27.27 % S

______

100.00 %

Empirical Formula:

CdIn₂S₄

Environment:

Linnaeite group

IMA Status:

Proposed IMA 2003 (Dana # Added)

Locality:

Kudriavy volcano, Kuril Islands, Siberia, Russia Link to MinDat.org Location Data.

Name Origin:

Commission on New Minerals and Mineral Names (CNMMN)

Synonym:

IMA2003-042

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Cadmoindite Crystallography

Cell Dimensions:

a = 10.81, Z = 8; V = 1,263.22 Den(Calc)= 4.95

Crystal System:

Isometric - HexoctahedralH-M Symbol (4/m 3 2/m) Space Group: F d3m

$Help on X Ray Diffraction:$ X Ray Diffraction:

By Intensity(I/I_o): 3.27(1), 1.107(0.9), 1.91(0.9),1.045(0.8), 2.07(0.8), 1.246(0.7), 1.41(0.6), 2.7(0.6), 3.87(0.4),

Physical Properties of Cadmoindite

Color:

Black.

Diaphaniety:

Translucent

Luster:

Adamantine

Optical Properties of Cadmoindite

RL Anisotrophism:

None.

RL Bireflectance:

None.

RL Color:

Gray with brown-red internal reflections.

RL Pleochroism:

None.

Reflectivity

**Standardized Intensity (100%) Reflection Spectra of Cadmoindite in Air**
λ	R	∑ R(λ)
470 nm	23.90
546 nm	21.60
589 nm	20.80
650 nm	20.20

**Calculated Relative Intensity Colors of Cadmoindite in Air**
Relative Intensity	0%	50%	100%	150%	200%	250%	300%	350%	400%	430%
R

Calculated Properties of Cadmoindite

Electron Density:

r_electron=4.42 gm/cc
note: r_Cadmoindite=4.95 gm/cc.

Fermion Index

Fermion Index = 0.06187
Boson Index = 0.93813

Photoelectric:

PE_Cadmoindite= 207.92 barns/electron
U=PE_Cadmoindite x r_electron= 919.10 barns/cc.

Radioactivity:

GRapi = 0 (Gamma Ray American Petroleum Institute Units)

Cadmoindite is Not Radioactive

Cadmoindite Classification

Dana Class:

2.10.1.19 (2)Sulfides - Including Selenides and Tellurides

(2.10)where Am Bn Xp, with (m+n):p=3:4

(2.10.1)Linnaeite Group (Isometric: Fd3m)

2.10.1.1 Linnaeite CoCo2S4 F d3m 4/m 3 2/m

2.10.1.2 Carrollite Cu(Co,Ni)2S4 F d3m 4/m 3 2/m

2.10.1.3 Fletcherite Cu(Ni,Co)2S4 F d3m 4/m 3 2/m

2.10.1.4 Tyrrellite (Cu,Co,Ni)3Se4 F d3m 4/m 3 2/m

2.10.1.5 Bornhardtite CoCo2Se4 F d3m 4/m 3 2/m

2.10.1.6 Siegenite (Ni,Co)3S4 F d3m 4/m 3 2/m

2.10.1.7 Polydymite NiNi2S4 F d3m 4/m 3 2/m

2.10.1.8 Violarite FeNi2S4 F d3m 4/m 3 2/m

2.10.1.9 Trustedtite Ni3Se4 F d3m 4/m 3 2/m

2.10.1.10 Greigite FeFe2S4 F d3m 4/m 3 2/m

2.10.1.11 Daubreelite FeCr2S4 F d3m 4/m 3 2/m

2.10.1.12 Indite FeIn2S4 F d3m 4/m 3 2/m

2.10.1.13 Kalininite ZnCr2S4 F d3m 4/m 3 2/m

2.10.1.14 Florensovite Cu(Cr1.5Sb0.5)S4 F d3m 4/m 3 2/m

2.10.1.15 Cuproiridsite CuIr2S4 F d3m 4/m 3 2/m

2.10.1.16 Cuprorhodsite CuRh2S4 F d3m 4/m 3 2/m

2.10.1.17 Malanite Cu(Pt,Ir)2S4 F d3m 4/m 3 2/m

2.10.1.18 Ferrorhodsite (Fe,Cu)(Rh,Ir,Pt)2S4 F d3m 4/m 3 2/m

2.10.1.19 Cadmoindite ! CdIn2S4 F d3m 4/m 3 2/m

Strunz Class:

II/D.01-95 II - Sulfides and sulphosalts

II/D - Sulfides with metal: sulfur, selenium and tellurium < 1:1, Tellurides with Copper, Silver, Gold

II/D.01 - Linneite group and related compounds

II/D.01-10 Greigite FeFe2S4 F d3m 4/m 3 2/m

II/D.01-20 Linnaeite CoCo2S4 F d3m 4/m 3 2/m

II/D.01-30 Polydymite NiNi2S4 F d3m 4/m 3 2/m

II/D.01-40 Carrollite Cu(Co,Ni)2S4 F d3m 4/m 3 2/m

II/D.01-50 Fletcherite Cu(Ni,Co)2S4 F d3m 4/m 3 2/m

II/D.01-60 Florensovite Cu(Cr1.5Sb0.5)S4 F d3m 4/m 3 2/m

II/D.01-70 Violarite FeNi2S4 F d3m 4/m 3 2/m

II/D.01-80 Siegenite (Ni,Co)3S4 F d3m 4/m 3 2/m

II/D.01-90 Indite FeIn2S4 F d3m 4/m 3 2/m

II/D.01-95 Cadmoindite CdIn2S4 F d3m 4/m 3 2/m

II/D.01-100 Daubreelite FeCr2S4 F d3m 4/m 3 2/m

II/D.01-110 Kalininite ZnCr2S4 F d3m 4/m 3 2/m

II/D.01-120 Bornhardtite CoCo2Se4 F d3m 4/m 3 2/m

II/D.01-130 Trustedtite Ni3Se4 F d3m 4/m 3 2/m

II/D.01-140 Tyrrellite (Cu,Co,Ni)3Se4 F d3m 4/m 3 2/m

Other Cadmoindite Information

See Also:

Links to other databases for Cadmoindite :
1 -Am. Min. Crystal Structure Database 2 -Athena 3 -Google Images 4 -Google Scholar 5 -MinDAT 6 -MinMax(Deutsch) 7 -MinMax(English) 8 -Mineralienatlas (Deutsch) 9 -QUT Mineral Atlas

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Cadmoindite

CdIn2S4
Dana No: 2.10.1.19 Strunz No: II/D.01-95
Locality:

Notes: