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Tetrataenite (Tetrataenit)

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Tetrataenit
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Tetrataenit
Größe: 2,7 x 2 x 2 cm, Fundort: Nuevo Mercurio Meteorit, Zacatecas, Mexiko
Copyright: Rob Lavinsky; Contribution: thdun5
Location: Mexiko/Zacatecas/Nuevo Mercurio Meteorit
Mineral: Tetrataenite
Image: 1302879268
Rating: 6 (votes: 1)
License: Usage for Mineralienatlas project only
Tetrataenit

Größe: 2,7 x 2 x 2 cm, Fundort: Nuevo Mercurio Meteorit, Zacatecas, Mexiko

Copyright: Rob Lavinsky
Contribution: thdun5 2011-04-15
Locality: Nuevo Mercurio Meteorit / Zacatecas / Mexiko

Collectors Summary

Color grauweiß-met.
Streak color grau-met.
Lustre Metallglanz
Hardness (Mohs) 3.5
Solubility +++ HCl
Crystal System monoklin, Pm

Chemism

Chemical formula

FeNi

Chemical composition

Eisen, Nickel

Unit weight: 114.53862 u; Number of atoms in the formula: 2

Info

Empirical formula:

FeNi

Element

Symbol

Weight%

Atoms

Atoms%

Atom weight (u)

Sum weight (u)

Iron

Fe

48.76

1

50.00

55.8452000

55.8452000

Nickel

Ni

51.24

1

50.00

58.6934200

58.6934200

Analysis wt%

Ø Ni : 51.00, Fe : 49.00 (Ref: American Mineralogist 80)

Strunz 9th edition incl. updates

1.AE.10

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

Lapis Classification

I/A.08-030

I: ELEMENTE
A: Metalle und intermetallische Verbindungen

Classification by Hölzel

1.AF.300

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

Hey's Chemical Index of Minerals

01.64

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

Dana 8th edition

01.01.11.03

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

grauweiß-met.

Streak color

grau-met.

Diaphaneity (Transparency)

opak

Lustre

Metallglanz

Crystallography

Crystal System

monoklin

Class (H-M)

m

Space Group number

6

Space Group

Pm

Cell parameters a (Å)

3.581

Cell parameters b (Å)

3.582

Cell parameters c (Å)

3.587

Cell parameters a/b or c/a

1

Cell parameters c/b

1.001

Cell parameters α

90°

Cell parameters β

90°

Cell parameters γ

90°

Z

2

Volumne (ų)

46.011

X-Ray Powder Diffraction

4.239(6),
3.340(10),
2.879(8),
2.526(8),
2.279(1),
2.187(1),
2.070(1),
1.784(1)

XRD chart Tetrataenite

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)

3.5

VHN (Hardness Vickers)

185 (25g)

Density (g/cm³)

8.27 (berechnet)

8.267 ( ρ calc. Mineralienatlas )

Instability

+++ HCl

(Co-)Type locality

(Co-)Type locality

USA/Iowa/Emmet Co./Estherville Meteorit

Preface

Author (Name, Year)

Clarke & Scott, 1980

References

American Mineralogist 51 (1966), 37.

American Mineralogist 65 (1980), 624.

Nature: 273: 453-454.

Mineralogical Magazine 58 (1994), 215.

Zeitschrift für Kristallographie 210 (1995), 14.

Strunz Mineralogical Tables 9. Edition (2001), 41.

Other languages

German

Tetrataenit

English

Tetrataenite

French

Tetrataenite

Spanish

Tetratenita

Simplified Chinese

四方镍纹石

Alternative Name

Spanish

Tetrataenita

CNMNC (IMA)-Number

IMA 1979-076

CNMNC symbol

Symbol

Ttae

Locations with GPS information