Cadmoindite Mineral Data

Advertisment

McDougall Minerals sells high-quality mineral specimens from all over the world to collectors of all levels, from beginners to connoisseurs

Your premier supplier of quality mineral specimens from Southern Africa and the world at large

Exceptional Minerals features excellent, high quality mineral specimens for sale. We also have a weekly Best Offer Mineral Auction.

Dakota Matrix was founded in 1996 and has offered systematic and rare mineral specimens online since 1998.

General Cadmoindite Information

Chemical Formula:

CdIn2S4

Composition:

Molecular Weight = 460.83 gm

Zinc 0.71 % Zn

Cadmium 20.00 % Cd

Indium 49.58 % In

Iron 1.70 % Fe

Germanium 0.32 % Ge

Sulfur 27.69 % S

______

100.00 %

Empirical Formula:

Cd_0.82Fe²⁺_0.14Zn_0.05In_1.99Ge_0.02S_3.98

Environment:

High-temperature fumarolic crusts of the Kudriavy stratovolcano. Linnaeite group.

IMA Status:

Approved IMA 2003 (Dana # Added)

Locality:

Kudriavy stratovolcano on the northernmost part of Iturup Isle in the southern Kurile Islands. Link to MinDat.org Location Data.

Name Origin:

Named is for its chemistry as the Cd analogue of indite.

Synonym:

IMA2003-042

Cadmoindite Image

Images:

Cadmoindite

Comments: Tiny speck of brown cadmoindite adhered to double-stick tape mounted in an acrylic box for protection.
Location: Kudriavy, Iturup Island, Russia. Scale: Speck size - Microscopic.
© John Betts - Fine Minerals

Cadmoindite Crystallography

Cell Dimensions:

a = 10.81, Z = 8; V = 1,263.22 Den(Calc)= 4.85

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)(311, 222), 1.107(0.9)(844, 771), 1.91(0.9)(440, 531),1.045(0.8)(951, 773), 2.07(0.8)(511, 333), 1.246(0.7)(751, 555), 1.41(0.6)(731, 553), 2.7(0.6)(400, 331),

Crystal Structure:

Mouse
drag1 - LMB Manipulate Structure
drag2 - RMB Resize/Rotate
Keyboard
S - Stereo Pair on/off
H - Help Screen
I - Data Info
A - Atoms On/Off
P - Polyhedra On/Off
B - Bonds On/Off
Help on Above

Hahn H , Klingler W , Zeitschrift fur Anorganische und Allgemeine Chemie , 263 (1950) p.177-190, Untersuchungen uber ternare chalkogenide. I. Uber die, kristallstruktur einiger ternaerer sulfide, die sich vom In2S3 ableiten, Locality: synthetic

Physical Properties of Cadmoindite

Color:

Black, Dark brown.

Diaphaneity:

Translucent

Fracture:

Conchoidal - Fractures developed in brittle materials characterized by smoothly curving surfaces, (e.g. quartz).

Habit:

Microscopic Crystals - Crystals visible only with microscopes.

Habit:

Octahedral Crystals - Occurs as octahedral shaped crystals.

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:

Bulk Density (Electron Density)=4.34 gm/cc
note: Specific Gravity of Cadmoindite =4.85 gm/cc.

Fermion Index:

Fermion Index = 0.05
Boson Index = 0.95

Photoelectric:

PE_Cadmoindite= 200.20 barns/electron
U=PE_Cadmoindite x rElectron Density= 869.49 barns/cc.

Radioactivity:

GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Cadmoindite is Not Radioactive

Cadmoindite Classification

Dana Class:

02.10.01.19 (02)Sulfides - Including Selenides and Tellurides

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

(02.10.01)Linnaeite Group (Isometric: Fd3m)

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

Strunz Class:

02.DA.05 02 - SULFIDES and SULFOSALTS (sulfides, selenides, tellurides; arsenides, antimonides, bismuthides; sulfarsenites, sulf

02.D - Metal Sulfides, M:S = 3:4 and 2:3

02.DA -M:S = 3:4

02.DA.05 Bornhardtite CoCo2Se4 F d3m 4/m 3 2/m

02.DA.05 Florensovite Cu(Cr1.5Sb0.5)S4 F d3m 4/m 3 2/m

02.DA.05 Carrollite Cu(Co,Ni)2S4 F d3m 4/m 3 2/m

02.DA.05 Fletcherite Cu(Ni,Co)2S4 F d3m 4/m 3 2/m

02.DA.05 Cuproiridsite CuIr2S4 F d3m 4/m 3 2/m

02.DA.05 Cuprorhodsite CuRh2S4 F d3m 4/m 3 2/m

02.DA.05 Dayingite* CuCoPtS4 F m3m 4/m 3 2/m

02.DA.05 Daubreelite FeCr2S4 F d3m 4/m 3 2/m

02.DA.05 Ferrorhodsite (Fe,Cu)(Rh,Ir,Pt)2S4 F d3m 4/m 3 2/m

02.DA.05 Greigite FeFe2S4 F d3m 4/m 3 2/m

02.DA.05 Indite FeIn2S4 F d3m 4/m 3 2/m

02.DA.05 Linnaeite CoCo2S4 F d3m 4/m 3 2/m

02.DA.05 Kalininite ZnCr2S4 F d3m 4/m 3 2/m

02.DA.05 Malanite Cu(Pt,Ir)2S4 F d3m 4/m 3 2/m

02.DA.05 Polydymite NiNi2S4 F d3m 4/m 3 2/m

02.DA.05 Violarite FeNi2S4 F d3m 4/m 3 2/m

02.DA.05 Tyrrellite (Cu,Co,Ni)3Se4 F d3m 4/m 3 2/m

02.DA.05 Siegenite (Ni,Co)3S4 F d3m 4/m 3 2/m

02.DA.05 Xingzhongite (Pb,Cu,Fe)(Ir,Pt,Rh)2S4 F d3m 4/m 3 2/m

02.DA.05 Trustedtite Ni3Se4 F d3m 4/m 3 2/m

02.DA.05 Cadmoindite! CdIn2S4 F d3m 4/m 3 2/m

Other Cadmoindite Information

References:

NAME( AmMin, v91, p216)

See Also:

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

Search for Cadmoindite using:

[AOL] [Bing] [Dog Pile] [GeoScienceWorld] [HotBot] [Ixquick] [Lycos] [MAMMA] [Scirus] [Teoma] [WebCrawler] [Wikipedia] [YAHOO]

Visit our Advertisers for Cadmoindite :

A Bijoux Google Search for Cadmoindite
Adam's Minerals Google Search for Cadmoindite
Cape Minerals Google Search for Cadmoindite
Dakota Matrix Minerals Google Search for Cadmoindite
Excalibur Mineral Corp. Google Search for Cadmoindite
Exceptional Minerals Google Search for Cadmoindite
John Betts Fine Minerals Search for Cadmoindite
McDougall Minerals Google Search for Cadmoindite
Mineral News Website Link
Rock and Mineral Shows Google Search for Cadmoindite
Weinrich Minerals, Inc. Google Search for Cadmoindite

Ask about Cadmoindite 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 Español

Print or Cut-and-Paste your Cadmoindite Specimen Label here :

Cadmoindite

CdIn2S4
Dana No: 02.10.01.19 Strunz No: 02.DA.05
Locality:

Notes: