Constituent
Name
Mg-silicate glass with pyroxene stoichiometry
Official name
Synthetic pyroxenes group
Family
covalent network solid
Class
chain covalent network solid
Compound type
inosilicate
Constituent abundance in material
Relevance
main - major
Arrangement
single phase
Mass fraction
1.0
Mole fraction
1.0
Chemical composition
Formula
MgSiO$_3$
Chemical formula
MgSiO3
Elemental formula
(Mg)1-2 (Si)1-2 (O)3-6
Isotope mixture type
terrestrial abundance
  Formula Name Family Number min-max Mole fraction Isotope mole fraction State Relevance
$Mg$ Magnesium element 1 - 2 0.2 $\pm$ 0.06666666666666667 1.0 constituent element main
$Si$ Silicon element 1 - 2 0.2 $\pm$ 0.06666666666666667 1.0 constituent element main
$O$ Oxygen element 3 - 6 0.6 $\pm$ 0.2 1.0 constituent element main
Class
chain covalent networks (09)
Phase type
glassy
Crystal system
amorphous
Crystal class
N/A
Crystal class symbol
N/A
Crystal spacegroup
N/A
Molar mass
186.09 - 248.09 $g/mol$
Density
2.71 $g/cm^3$
Refringence type
biaxial
Refringence sign
positive or negative