Constituent
Name
metallic Au
Family
metallic solid
Class
true metal
Compound type
metal
Relevance
main - major
Arrangement
single phase
Mass fraction
1.0
Mole fraction
1.0
Formula
$Au$
Chemical formula
Au
Elemental formula
Au
Isotope mixture type
terrestrial abundance
  Formula Name Family Number min-max Mole fraction Isotope mole fraction State Relevance
$Au$ Gold element 1 1.0 1 pure main
Composition comments
100% $^{197Au}
Class
true metals (13)
Type
homovalent monolayer metals (13.01)
Phase type
crystalline
Crystal system
isometric (cubic)
Crystal class
hexoctahedral
Crystal class symbol
m-3m (Oh)
Crystal spacegroup
Fm-3m
Texture
polycrystalline
Molar mass
196.966 $g/mol$
Density
19.30 $g/cm^3$
Refringence type
isotropic
Refraction index $n_{\alpha}$
0.266 @ 588nm
Color
Yellow, Pale yellow, Orange, Yellow white, Reddish white
Diaphaneity
opaque
Luster
metallic