The structure of olivine, (Mg,Fe)
2
SiO
4
oxygen atom O
iron atom Fe or magnesium atom Mg
silicon atome Si
Crystallographic system: orthorombic.
Molar volume: 43,67 cm
3
/mol
Olivine can be found in peridotites nodules. At higher pressure, it transforms into
wadsleyite
, which is denser and has a lower molar volume.
Copyright © 2001 Sébastien Merkel