Template:Synthetic forsterite
From The Gemology Project
Synthetic forsterite | |
---|---|
Chemical composition | Magnesium silicate
Mg2SiO4 |
Crystal system | Orthorhombic |
Hardness | 7 |
Optic nature | Biaxial + |
Refractive index | 1.634 - 1.670 |
Birefringence | 0.033 - 0.038 |
Specific gravity | 3.22 |
Pleochroism | Strongly dichroic |
Fluorescence |
LW: chalky orangy yellow |