Taenite
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Formula:
(Fe,Ni)
Colour:
Greyish white, silver-white
Lustre:
Metallic
Hardness:
5 - 5½
Crystal System:
Isometric
Name:
From the Greek "tainia" meaning "band."
Type Locality:
Iron-Nickel Group.
Nickel-iron of meteorites with 25-40% nickel.
Also occurs terrestrially in serpentine bodies.
Compare also the other typical iron meteorite component kamacite.
Nickel-iron of meteorites with 25-40% nickel.
Also occurs terrestrially in serpentine bodies.
Compare also the other typical iron meteorite component kamacite.
Classification of Taenite
Approved, 'Grandfathered' (first described prior to 1959)
1/A.08-20
1.AE.10
1 : ELEMENTS (Metals and intermetallic alloys; metalloids and nonmetals; carbides, silicides, nitrides, phosphides)
A : Metals and Intermetallic Alloys
E : Iron-chromium family
1 : ELEMENTS (Metals and intermetallic alloys; metalloids and nonmetals; carbides, silicides, nitrides, phosphides)
A : Metals and Intermetallic Alloys
E : Iron-chromium family
Dana 7th ed.:
1.1.17.4
1.1.11.2
1 : NATIVE ELEMENTS AND ALLOYS
1 : Metals, other than the Platinum Group
1 : NATIVE ELEMENTS AND ALLOYS
1 : Metals, other than the Platinum Group
1.63
1 : Elements and Alloys (including the arsenides, antimonides and bismuthides of Cu, Ag and Au)
1 : Elements and Alloys (including the arsenides, antimonides and bismuthides of Cu, Ag and Au)
Physical Properties of Taenite
Metallic
Transparency:
Opaque
Colour:
Greyish white, silver-white
Streak:
Light grey
Hardness:
5 - 5½ on Mohs scale
Optical Data of Taenite
Type:
Isotropic
Chemical Properties of Taenite
Formula:
(Fe,Ni)
IMA Formula:
(Ni,Fe)
Elements listed:
Common Impurities:
Co,Cu,P,S,C
Crystallography of Taenite
Crystal System:
Isometric
Class (H-M):
m3m (4/m 3 2/m) - Hexoctahedral
Space Group:
Fm3m
Cell Parameters:
a = 7.146 Å
Unit Cell V:
364.91 ų (Calculated from Unit Cell)
Type Occurrence of Taenite
Synonyms of Taenite
Other Language Names for Taenite
Common Associates
Associated Minerals Based on Photo Data:
| Kamacite | 107 photos of Taenite associated with Kamacite on mindat.org. |
| Iron | 22 photos of Taenite associated with Iron on mindat.org. |
| Troilite | 18 photos of Taenite associated with Troilite on mindat.org. |
| Plessite | 7 photos of Taenite associated with Plessite on mindat.org. |
| Olivine | 7 photos of Taenite associated with Olivine on mindat.org. |
| Schreibersite | 6 photos of Taenite associated with Schreibersite on mindat.org. |
| Forsterite | 5 photos of Taenite associated with Forsterite on mindat.org. |
| Nickel-iron | 3 photos of Taenite associated with Nickel-iron on mindat.org. |
| Daubréelite | 3 photos of Taenite associated with Daubréelite on mindat.org. |
| Allabogdanite | 3 photos of Taenite associated with Allabogdanite on mindat.org. |
Related Minerals - Nickel-Strunz Grouping
| 1.AE. | Vanadium | V |
| 1.AE.05 | Molybdenum | Mo |
| 1.AE.05 | Chromium | Cr |
| 1.AE.05 | Iron | Fe |
| 1.AE.05 | Kamacite | (Fe,Ni) |
| 1.AE.05 | Tungsten | W |
| 1.AE.05 | UM2001-06-E:CrFeNi | Fe7Cr2Ni |
| 1.AE.10 | Tetrataenite | FeNi |
| 1.AE.10 | Antitaenite | Fe3Ni |
| 1.AE.15 | Chromferide | Fe3Cr1-x (x=0.6) |
| 1.AE.15 | Ferchromide | Cr3Fe1-x |
| 1.AE.15 | Wairauite | CoFe |
| 1.AE.20 | Awaruite | Ni3Fe |
| 1.AE.25 | Jedwabite | Fe7(Ta,Nb)3 |
| 1.AE.30 | Manganese | Mn |
Related Minerals - Hey's Chemical Index of Minerals Grouping
Related Minerals - Dana Grouping (8th Ed.)
| 1.1.11.1 | Kamacite | (Fe,Ni) |
| 1.1.11.3 | Tetrataenite | FeNi |
| 1.1.11.4 | Awaruite | Ni3Fe |
| 1.1.11.5 | Nickel | Ni |
| 1.1.11.6 | Wairauite | CoFe |
Other Information
Health Risks:
No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.
References for Taenite
Reference List:
Sort by Year (asc) | by Year (desc) | by Author (A-Z) | by Author (Z-A)
American Mineralogist (1966) 51: 37.
Geochemica et Cosmochimica Acta: 29: 535-549.
Nature: 273: 453-454.
Zeitschrift für Kristallographie (1995): 210: 14.
Internet Links for Taenite
mindat.org URL:
https://www.mindat.org/min-3868.html
Please feel free to link to this page.
Please feel free to link to this page.
Search Engines:
External Links:
Mineral Dealers:
Nandan meteorite, Lihu - Yaochai area, Nandan Co., Hechi Prefecture, Guangxi Zhuang Autonomous Region, China