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Wairauite

Collectors Summary

Color stahlgrau-met.
Lustre Metallglanz
Hardness (Mohs) 5
Crystal System kubisch, Pm3m

Chemism

Chemical formula

CoFe

Chemical composition

Eisen, Kobalt

Unit weight: 114.7784009 u; Number of atoms in the formula: 2

Info

Empirical formula:

CoFe

Element

Symbol

Weight%

Atoms

Atoms%

Atom weight (u)

Sum weight (u)

Iron

Fe

48.65

1

50.00

55.8452000

55.8452000

Cobalt

Co

51.35

1

50.00

58.9332009

58.9332009

Analysis wt%

Co : 48.80, Fe : 49.80, Ni : 0.50 (Ref: Mineralogical Magazine 64)

Strunz 9th edition incl. updates

1.AE.15

1: Elemente (Metalle, intermetallische Legierungen, Metalloide u. Nichtmetalle, Carbide, Silicide, Nitride u. Phosphide)
A: Metalle und intermetallische Legierungen
E: Eisen-Chrom-Familie
15:Wairauit-Gruppe

Lapis Classification

I/A.07-030

I: ELEMENTE
A: Metalle und intermetallische Verbindungen

Classification by Hölzel

1.AF.120

1: ELEMENTS
A: Metals, Intermetallic Compounds, and Alloys
F: Fe-Cr-Group
1: cubic

Hey's Chemical Index of Minerals

01.60

01: Elements and Alloys (including the arsenides, antimonides and bismuthides of Cu, Ag and Au)

Dana 8th edition

01.01.11.06

01: Native Elements and Alloys
01: Native Elements with metallic elements other than the platinum group
11: Iron-Nickel group

IMA status

Anerkannt von der CNMNC

Mineral status

anerkanntes Mineral

Optical Properties

Color

stahlgrau-met.

Diaphaneity (Transparency)

opak

Lustre

Metallglanz

Crystallography

Crystal System

kubisch

Class (H-M)

m3m

Space Group number

221

Space Group

Pm3m

Cell parameters a (Å)

2.856

Cell parameters b (Å)

-

Cell parameters c (Å)

-

Cell parameters a/b or c/a

1

Cell parameters c/b

-

Cell parameters α

90°

Cell parameters β

90°

Cell parameters γ

90°

Z

1

Volume (ų)

23.296

X-Ray Powder Diffraction

2.020(10),
1.428(1),
1.166(2),
1.010(1),
0.903(1),
0.825(1)

XRD chart Wairauite

Calculated from d-spacing and intensity at 0.1541838 nm (Cu)

Crystals 3D

Open larger view

Crystal Structure 3D

Open larger view

Physical Properties

Hardness (Mohs)

5

VHN (Hardness Vickers)

255

Density (g/cm³)

8.43 (berechnet)

8.181 ( ρ calc. Mineralienatlas )

Preface

Author (Name, Year)

Challis & Long, 1964

References

Mineralogical Magazine 33 (1964), 942.

American Mineralogist 50 (1965), 520 (Zusammenfassung).

Canadian Journal of Earth Sciences 2 (1965), 188.

Canadian Mineralogist 28 (1990), 751.

Strunz Mineralogical Tables 9. Edition (2001), 42.

Other languages

German

Wairauit

French

Wairauite

English

Wairauite

Spanish

Wairauíta

Russian

Вайрауит

Russian

Уайрауит

Traditional Chinese

鐵鈷礦

Simplified Chinese

铁钴矿

CNMNC (IMA)-Number

IMA 1964-015

CNMNC symbol

Symbol

Wra

Locations with GPS information

IDs

GUSID (Global unique identifier short form) g3fle3R-W0i7Pt0M_UrSOg
GUID (Global unique identifier) 7BE57783-7E74-485B-BB3E-DD0CFD4AD23A
Database ID 4109