Mineral phase
IMA name
Kamacite
Secondary names
Alpha (Fe,Ni)
Class
native element
Compound type
metallic alloy
Formula
$\alpha-(Fe,Ni)$
Chemical formula
α-(Fe,Ni)
Elemental formula
(Fe)0.8-1 (Ni)0-0.2
Isotope mixture type
terrestrial abundance
  Formula Name Family Number min-max Isotope mole fraction State Relevance
$Fe$ Iron element 0.8 - 1 constituent element main
$Ni$ Nickel element 0 - 0.2 constituent element main

Strunz

Class
elements (01)
Division
metals and intermetallic alloys (01.A)
Family
Iron-chromium family (01.AE)
Code
01.AE.05

Dana

Major class
native elements (I)
Class
native elements (01)
Type
with metallic elements other than the platinum group (01.01)
Group
Iron-Nickel group (01.01.11)
Code
01.01.11.01
Phase name
Alphe Kamacite
Phase type
crystalline
Crystal system
isometric (cubic)
Crystal class
hexoctahedral
Crystal class symbol
m-3m (Oh)
Crystal spacegroup
Fm-3m
Molar mass
56.13 $g/mol$
Density
7.9 $g/cm^3$
State NTP
solid
Pure color
gray
Color
Iron black, Steel gray
Diaphaneity
opaque
Luster
metallic