Oenite Mineral Data

General Oenite Information

Chemical Formula:

CoSbAs

Composition:

Molecular Weight = 255.60 gm

Cobalt 23.06 % Co

Antimony 47.63 % Sb

Arsenic 29.31 % As

______

100.00 %

Empirical Formula:

CoSbAs

Environment:

In Cu-Co-sulfide skarns. Microscopic crystals in chalcopyrite grains. May be a member of the lollingite group and the arsenic-dominate analogue of costibite.

IMA Status:

Approved IMA 1998 (Dana # Added)

Locality:

On dumps from an abandoned mine in the Tunaberg deposit, in the southeastern part of Bergslagen, about 100 km southwest of Stockholm, Sweden. Link to MinDat.org Location Data.

Name Origin:

For Prof. Dr. Ing Soen Oen (1928-1996), Professor of Petrology, Mineralogy and Ore Geology at the University of Amsterdam.

Name Pronunciation:

Oenite

Synonym:

IMA1995-007

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Oenite Crystallography

Axial Ratios:

a:b:c =0.5423:1:1.6838

Cell Dimensions:

a = 3.304, b = 6.092, c = 10.258, Z = 4; V = 206.47 Den(Calc)= 8.22

Crystal System:

OrthorhombicSpace Group: Unk

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

By Intensity(I/I_o): 1.942(1), 2.63(1), 2.53(0.8),

Physical Properties of Oenite

Color:

Silver white.

Density:

7.92

Diaphaneity:

Opaque

Fracture:

Brittle - Uneven - Very brittle fracture producing uneven fragments.

Habit:

Anhedral Grains - Granular minerals without the expression of crystal shapes

Habit:

Microscopic Crystals - Crystals visible only with microscopes.

Hardness:

5-5.5 - Apatite-Knife Blade

Luster:

Metallic

Streak:

gray

Calculated Properties of Oenite

Electron Density:

Bulk Density (Electron Density)=7.14 gm/cc
note: Specific Gravity of Oenite =8.22 gm/cc.

Fermion Index:

Fermion Index = 0
Boson Index = 1

Photoelectric:

PE_Oenite= 191.64 barns/electron
U=PE_Oenite x rElectron Density=1,368.19 barns/cc.

Radioactivity:

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

Oenite Classification

Dana Class:

02.12.07.03 (02)Sulfides - Including Selenides and Tellurides

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

(02.12.07)Costibite Group (Orthorhombic Cobalt Arsenides or Antimonides)

02.12.07.01 Costibite CoSbS P mn2₁ mm2

02.12.07.02 Paracostibite CoSbS P bca 2/m 2/m 2/m

02.12.07.03 Oenite! CoSbAs Unk Ortho

Strunz Class:

02.EB.10f 02 - SULFIDES and SULFOSALTS (sulfides, selenides, tellurides; arsenides, antimonides, bismuthides; sulfarsenites, sulf

02.E - Metal Sulfides, M:S £ 1:2

02.EB -M:S = 1:2, with Fe, Co, Ni, PGE, etc.

02.EB.10f Oenite! CoSbAs Unk Ortho

Other Oenite Information

References:

NAME( MinRec) PHYS. PROP.(MinRec)

See Also:

Links to other databases for Oenite :
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 Oenite Specimen Label here :

Oenite

CoSbAs
Dana No: 02.12.07.03 Strunz No: 02.EB.10f
Locality:

Notes: