Mineral phase
IMA name
Antimony
IMA Code
Sb
CAS number
7440-36-0
Class
native element
Compound type
metal
Formula
Chemical formula
Sb
Elemental formula
Sb
Isotope mixture type
terrestrial abundance
  Formula Name Family Number min-max Isotope mole fraction State Relevance
Antimony element 1 constituent element main

Strunz

Class
elements (01)
Division
metalloids and nonmetals (01.C)
Family
Arsenic group elements (01.CA)
Code
01.CA.05

Dana

Major class
native elements (I)
Class
native elements (01)
Type
with semi-metallic and non-metallic elements (01.03)
Group
Arsenic group (01.03.01)
Code
01.03.01.02
Phase type
crystalline
Crystal system
trigonal
Crystal class
ditrigonal-scalenohedral
Crystal class symbol
-3m (D3d)
Crystal spacegroup
R-3m
Molar mass
121.75
Density
6.61 - 6.72
State NTP
solid
Refringence type
uniaxial
Pure color
gray
Color
light gray, tin white
Diaphaneity
opaque
Luster
metallic