Difference between revisions of "Template:Synthetic forsterite"
From The Gemology Project
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| Fluorescence || | | Fluorescence || | ||
− | LW: | + | LW: chalky orangy yellow<br /> |
− | SW: | + | SW: weak greenish yellow |
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Revision as of 04:32, 18 August 2007
Synthetic forsterite | |
---|---|
Chemical composition | Magnesium silicate
Mg2SiO4 |
Crystal system | Orthorhombic |
Hardness | 6-7 |
Optic nature | Biaxial + |
Refractive index | 1.635 - 1.670 |
Birefringence | 0.035 - 0.052 |
Specific gravity | 3.27 |
Pleochroism | Strongly dichroic |
Fluorescence |
LW: chalky orangy yellow |