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Kamacite

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Formula:
(Fe,Ni)
System:
Isometric
Colour:
Grey
Lustre:
Metallic
Hardness:
4
Name:
From the Greek "kamask" meaning "shaft" or "lath".
A variety of Iron

A nickel-rich variety of iron.
The principle constituent of a typical octahedrite meteorite with about 92% iron and 7% nickel.

Compare also taenite.

Classification of Kamacite

1.AE.05

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.:
1.1.17.3
1.1.11.1

1 : NATIVE ELEMENTS AND ALLOYS
1 : Metals, other than the Platinum Group
1.62

1 : Elements and Alloys (including the arsenides, antimonides and bismuthides of Cu, Ag and Au)
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http://www.mindat.org/min-2143.html
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Physical Properties of Kamacite

Metallic
Colour:
Grey
Streak:
Grey
Hardness (Mohs):
4

Crystallography of Kamacite

Crystal System:
Isometric
Cell Parameters:
a = 2.86Å
Unit Cell Volume:
V 23.39 ų (Calculated from Unit Cell)

Optical Data of Kamacite

Type:
Isotropic

Chemical Properties of Kamacite

Formula:
(Fe,Ni)
Essential elements:
All elements listed in formula:
Common Impurities:
Co,C,P,S

Relationship of Kamacite to other Species

1.AE.05MolybdenumMo
1.AE.05ChromiumCr
1.AE.05IronFe
1.AE.05TungstenW
1.AE.05UM2001-06-E:CrFeNiFe7Cr2Ni
1.AE.10Taenite(Fe,Ni)
1.AE.10TetrataeniteFeNi
1.AE.10AntitaeniteFe3Ni
1.AE.15ChromferideFe3Cr1-x (x=0.6)
1.AE.15FerchromideCr3Fe1-x
1.AE.15WairauiteCoFe
1.AE.20AwaruiteNi3Fe
1.AE.25JedwabiteFe7(Ta,Nb)3
1.AE.30ManganeseMn
1.1CopperCu
1.2SilverAg
1.5GoldAu
1.6AuricuprideCu3Au
1.7Tetra-auricuprideAuCu
1.8ZincZn
1.9CadmiumCd
1.10DanbaiteCuZn2
1.11ZhanghengiteCuZn
1.12MercuryHg
1.13KolymiteCu7Hg6
1.14MoschellandsbergiteAg2Hg3
1.15EugeniteAg11Hg2
1.16SchachneriteAg1.1Hg0.9
1.17ParaschachneriteAg3Hg2
1.18LuanheiteAg3Hg
1.19Weishanite(Au,Ag)3Hg2
1.20IndiumIn
1.21AluminiumAl
1.22Khatyrkite(Cu,Zn)Al2
1.23Cupalite(Cu,Zn)Al
1.24DiamondC
1.25GraphiteC
1.26ChaoiteC
1.27LonsdaleiteC
1.28SiliconSi
1.29TinSn
1.30LeadPb
1.31AnyuiiteAu(Pb,Sb)2
1.31NovodnepriteAuPb3
1.32LeadamalgamPb0.7Hg0.3
1.33ArsenicAs
1.34ArsenolampriteAs
1.35PaxiteCuAs2
1.36KoutekiteCu5As2
1.37DomeykiteCu3As
1.38Algodonite(Cu1-xAsx)
1.39NovákiteCu20AgAs10
1.40KutinaiteAg6Cu14As7
1.41AntimonySb
1.42StibarsenAsSb
1.43ParadocrasiteSb3As
1.44HorsforditeCu, Sb
1.45CuprostibiteCu2(Sb,Tl)
1.46Allargentum(Ag1-xSbx)
1.47AurostibiteAuSb2
1.48DyscrasiteAg3Sb
1.49BismuthBi
1.50MaldoniteAu2Bi
1.51SulphurS8
1.52RosickýiteS
1.53SeleniumSe
1.54TelluriumTe
1.55ChromiumCr
1.56RheniumRe
1.57IronFe
1.58ChromferideFe3Cr1-x (x=0.6)
1.59FerchromideCr3Fe1-x
1.60WairauiteCoFe
1.61NickelNi
1.63Taenite(Fe,Ni)
1.64TetrataeniteFeNi
1.65AwaruiteNi3Fe
1.66Palladium(Pd,Pt)
1.67PotaritePdHg
1.68PaolovitePd2Sn
1.69Stannopalladinite(Pd,Cu)3Sn2
1.70CabriitePd2CuSn
1.71Taimyrite-I(Pd,Cu,Pt)3Sn
1.72Atokite(Pd,Pt)3Sn
1.73Rustenburgite(Pt,Pd)3Sn
1.74Zvyagintsevite(Pd,Pt,Au)3(Pb,Sn)
1.75PlumbopalladinitePd3Pb2
1.76Osmium(Os,Ir,Ru)
1.77Iridium(Ir,Os,Ru)
1.82PlatinumPt
1.83HongshiitePtCu
1.84NiggliitePtSn
1.85IsoferroplatinumPt3Fe
1.86TetraferroplatinumPtFe
1.87TulameenitePt2CuFe
1.88FerronickelplatinumPt2FeNi
1.89Rhodium(Rh,Pt)
1.1.17.1IronFe
1.1.17.2NickelNi
1.1.17.4Taenite(Fe,Ni)
1.1.17.5TetrataeniteFeNi
1.1.17.6AwaruiteNi3Fe
1.1.17.6Hexaferrum(Fe,Os,Ru,Ir)

Other Names for Kamacite

Name in Other Languages:
Simplified Chinese:铁纹石
Spanish:Kamacita

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 Kamacite

Reference List:
Geochemica et Cosmochimica Acta: 29: 535-549.

Buchwald (1975), Handbook of iron meteorites, I-III.

Clark (1993): 350.

Burke, Ernest A.J. (2007) A Mass Discreditation of GQN Minerals. Canadian Mineralogist: 44(6): 1557-1560.

Internet Links for Kamacite

Localities for Kamacite

map shows a selection of localities that have latitude and longitude coordinates recorded. Click on the symbol to view information about a locality. The symbol next to localities in the list can be used to jump to that position on the map.
Mineral and/or Locality  
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