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Tetrataenite

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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 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.

Related minerals "Strunz Classification" (9. Edition) [Mineral | Chemical formula | Crystal system : Class (H-M) : Space Group | Indenture number]

Taenite

(Ni,Fe)

kubisch : m3m : Fm3m

1.AE.10

'Tantalum'

Ta

kubisch : m3m : Im3m

1.AE.10

Tetrataenite

FeNi

monoklin : m : Pm

1.AE.10

Related minerals "Lapis Classification" [Mineral | Chemical formula | Crystal system : Class (H-M) : Space Group | Indenture number]

Nickel

Ni

kubisch : m3m : Fm3m

I/A.08-010

Taenite

(Ni,Fe)

kubisch : m3m : Fm3m

I/A.08-020

Tetrataenite

FeNi

monoklin : m : Pm

I/A.08-030

Awaruite

Ni3Fe

kubisch : m3m : Pm3m

I/A.08-040

Nisnite

Ni3Sn

kubisch : m3m : Pm3m

I/A.08-045

Jedwabite

Fe7(Ta,Nb)3

hexagonal : 6mm, 6m2, 6/mmm : P63mc, P62c, P63/mmc

I/A.08-050

Related minerals "Hoelzel Classification" [Mineral | Chemical formula : Crystal system : Class (H-M) | Space Group | Indenture number]

Tetrataenite

FeNi

monoklin : m : Pm

1.AF.300

Related minerals "Dana 8. Classification" [Mineral | Chemical formula : Crystal system : Class (H-M) | Space Group | Indenture number]

Leadamalgam

Pb0.7Hg0.3

tetragonal : 4/mmm : I4/mmm

 01.01.10.01

'Kamacite'

(Fe,Ni)

kubisch : m3m : Im3m

 01.01.11.01

Taenite

(Ni,Fe)

kubisch : m3m : Fm3m

 01.01.11.02

Tetrataenite

FeNi

monoklin : m : Pm

 01.01.11.03

Awaruite

Ni3Fe

kubisch : m3m : Pm3m

 01.01.11.04

Nickel

Ni

kubisch : m3m : Fm3m

 01.01.11.05

Wairauite

CoFe

kubisch : m3m : Pm3m

 01.01.11.06

Chromium

Cr

kubisch : m3m : Im3m

 01.01.12.01

Chromferide

Fe1.5Cr0.2

kubisch : m3m : Pm3m

 01.01.12.02

Ferchromide

Cr3Fe1-x

kubisch : m3m : Pm3m

 01.01.12.03

Tin

Sn

tetragonal : 4/mmm : I41/amd

 01.01.13.01

Indium

In

tetragonal : 4/mmm : I4/mmm

 01.01.14.01

Cupalite

(Cu,Zn)Al

 01.01.15.01

Khatyrkite

(Cu,Zn)Al2

tetragonal : 4/mmm : I4/mcm

 01.01.15.02

Cohenite

(Fe,Ni,Co)3C

orthorhombisch : mmm : Pnma

 01.01.16.01

Haxonite

(FeNi)23C6

 01.01.16.02

Isovite

(Cr,Fe)23C6

kubisch : m3m : Fm3m

 01.01.16.03

Tongbaite

Cr3C2

orthorhombisch : mmm : Pnma

 01.01.17.01

Florenskyite

Fe(Ti,Ni)P

orthorhombisch : mmm : Pnma

 01.01.17.02

Siderazot

Fe3N1.33

hexagonal : 6/mmm : P63/mmc

 01.01.18.01

Roaldite

Fe4N

kubisch : m3m : Pm3m

 01.01.18.02

Osbornite

TiN

kubisch : m3m : Fm3m

 01.01.19.01

Khamrabaevite

(Ti,V,Fe)C

kubisch : m3m : Fm3m

 01.01.19.02

Niobocarbide

(Nb,Ta)C

kubisch : m3m : Fm3m

 01.01.19.03

Tantalcarbide

TaC

kubisch : m3m : Fm3m

 01.01.19.04

Related minerals "Hey's Classification" [Mineral | Chemical formula | Crystal system : Class (H-M) : Space Group | Indenture number]

Alternative Name

Spanish

Tetrataenita

CNMNC (IMA)-Number

IMA 1979-076

CNMNC symbol

Symbol

Ttae

Automatic Links to external internet sources (Responsibility is with the operator)

German pages

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English pages

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