Constituent
Name
Mg-Fe-silicate glass with olivine stoichiometry, Fe content 0.5
Family
ionic solid
Class
mixed salt
Compound type
nesosilicate
Relevance
main - major
Arrangement
single phase
Mass fraction
1.0
Mole fraction
1.0
Formula
(Mg$_{0.5}$Fe$_{0.5}$)$_2$SiO$_4$
Chemical formula
MgFeSiO4
Elemental formula
(O)4-8 (Mg)1-2 Fe (Si)1-2
Isotope mixture type
terrestrial abundance
  Formula Name Family Number min-max Mole fraction Isotope mole fraction State Relevance
$Mg$ Magnesium element 1 - 2 0.08 $\pm$ 0.04 1.0 constituent element main
$O$ Oxygen element 4 - 8 0.48 $\pm$ 0.08 1.0 constituent element main
$Si$ Silicon element 1 - 2 0.12 $\pm$ 0.02 1.0 constituent element main
$Fe$ Iron element 1 1.0 constituent element main
Class
mixed salts (08)
Phase type
glassy
Crystal system
amorphous
Crystal class
N/A
Crystal class symbol
N/A
Crystal spacegroup
N/A
Molar mass
140.69-351.71 $g/mol$
Density
3.71 $g/cm^3$
Refringence type
unknown
Refringence sign
unknown