Nickelskutterudite Mineral Data (original) (raw)

General Nickelskutterudite Information

Help on Chemical Formula: Chemical Formula:

(Ni,Co)As3-x

Help on Composition: Composition:

Molecular Weight = 268.53 gm

Cobalt 5.49 % Co

Nickel 16.39 % Ni

Arsenic 78.12 % As

______

100.00 %

Help on Empirical Formula: Empirical Formula:

Ni0.75Co0.25As2.8

Help on Environment: Environment:

Moderate temperature ore veins.

Help on IMA Status: IMA Status:

Valid Species (Pre-IMA) 1892

Help on Locality: Locality:

Schneeberg, Saxony, Germany. Link to MinDat.org Location Data.

Help on Name Origin: Name Origin:

Named as the nickel-rich version of skutterudite.

Help on Synonym: Synonym:

Chloanthite

Dienerite

Nickel-skutterudite - Renamed Nickelskutterudite by Mineralogical Record, v39 (2008), p131

Nickelskutterudite Image

Click Here for Larger Nickelskutterudite Image in a New Browser Window Images:

Click Here for Larger Nickelskutterudite Image in a New Browser Window Images:

Click Here for Larger Nickelskutterudite Image Nickelskutterudite Dienerite Comments: Aggregate of silver-gray nickelskutterudite cubes, some tarnished to a brassy color. Dienerite is now considered to be nickelskutterudite. Location: Hasserode, Harz, Germany.Scale: See Image. © Rruff Database

Nickelskutterudite Crystallography

Help on Cell Dimensions: Cell Dimensions:

a = 8.2, Z = 8; V = 551.37 Den(Calc)= 6.47

Help on Crystal System: Crystal System:

Isometric - DiploidalH-M Symbol (2/m 3) Space Group: I m3

Help on X Ray Diffraction: X Ray Diffraction:

By Intensity(I/Io): 2.61(1), 1.616(0.9), 1.841(0.9),2.2(0.8), 1.213(0.7), 1.41(0.7), 1.681(0.7),

Physical Properties of Nickelskutterudite

Help on Cleavage: Cleavage:

{001} Distinct, {111} Distinct, {011} Parting

Help on Color: Color:

Gray, Tin white, Gray.

Help on Density: Density:

6.5

Help on Diaphaneity: Diaphaneity:

Opaque

Help on Fracture: Fracture:

Brittle - Conchoidal - Very brittle fracture producing small, conchoidal fragments.

Help on Habit: Habit:

Crystalline - Fine - Occurs as well-formed fine sized crystals.

Help on Habit: Habit:

Granular - Generally occurs as anhedral to subhedral crystals in matrix.

Help on Habit: Habit:

Massive - Uniformly indistinguishable crystals forming large masses.

Help on Hardness: Hardness:

5.5-6 - Knife Blade-Orthoclase

Help on Luminescence: Luminescence:

Non-fluorescent.

Help on Luster: Luster:

Metallic

Optical Properties of Nickelskutterudite

Help on RL Color: RL Color:

Yellowish white, somewhat reddish in anisotropic zones.

Help on RL Pleochroism: RL Pleochroism:

Weak to distinct in some zones.

Calculated Properties of Nickelskutterudite

Help on Electron Density: Electron Density:

Bulk Density (Electron Density)=5.79 gm/cc
note: Specific Gravity of Nickelskutterudite =6.47 gm/cc.

Help on Fermion Index: Fermion Index:

Fermion Index = 0.0018522898
Boson Index = 0.9981477102

Help on Photoelectric: Photoelectric:

PENickelskutterudite = 65.38 barns/electron
U=PENickelskutterudite x rElectron Density= 378.56 barns/cc.

Help on Radioactivity: Radioactivity:

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

Nickelskutterudite Classification

Help on Dana Class: Dana Class:

02.12.17.02 (02)Sulfides - Including Selenides and Tellurides

(02.12)where Am Bn Xp, with (m+n):p=1:2

(02.12.17)Skutterudite Series

02.12.17.01 Skutterudite (Co,Ni)As3-x I m3 2/m 3

02.12.17.02 Nickelskutterudite (Ni,Co)As3-x I m3 2/m 3

02.12.17.03 Kieftite CoSb3 I m3 2/m 3

02.12.17.04 Ferroskutterudite! (Fe,Co)As3 Im3 2/m 3

Help on Strunz Class: Strunz Class:

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

02.E - Metal Sulfides, M:S � 1:2

02.EC -M:S = 1:>2

02.EC.05 Dienerite? Ni3As I 43d 4 3m

02.EC.05 Kieftite CoSb3 I m3 2/m 3

02.EC.05 Nickelskutterudite (Ni,Co)As3-x I m3 2/m 3

02.EC.05 Skutterudite (Co,Ni)As3-x I m3 2/m 3

02.EC.05 Ferroskutterudite! (Fe,Co)As3 Im3 2/m 3

Other Nickelskutterudite Information

Help on References: References:

NAME( Dana7) PHYS. PROP.(Dana7) OPTIC PROP.(AntBidBlaNic1)

Help on See Also: See Also:

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

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

Nickelskutterudite

(Ni,Co)As3-x
Dana No: 02.12.17.02 Strunz No: 02.EC.05
Locality:

Notes: