AM-2016-03102-A · Olivine (forsterite)archived
physical & structuralrev. 1
| designation | Olivine (forsterite) |
|---|---|
| chemical formula | (Mg,Fe)₂SiO₄ |
| classification | Nesosilicate / Olivine group |
| crystal system | Orthorhombic |
| mohs hardness | 6.5 – 7 |
| density (g/cm³) | 3.27 |
| colour | Olive green |
| type locality | Zabargad Island, Egypt |
raman spectroscopy532 nm · pass A
reported peaks (cm⁻¹): 824, 856
notessubmitter remarks + registry
Gem-quality crystal fragment.