Property |
Specification |
Chemical Composition |
Magnesium iron silicate (Fe2SiO4, Mg2SiO4) |
Color |
Olive green, yellow-green, brownish-green |
Hardness |
6.5 to 7 on the Mohs scale |
Specific Gravity |
3.2 to 3.4 g/cm³ |
Transparency |
Transparent to translucent |
Luster |
Vitreous to greasy |
Texture |
Rough, granular, often blocky |
Crystal Structure |
Orthorhombic |
Cleavage |
Poor cleavage along [110] axis |
Fracture |
Conchoidal |
Density |
3.2 – 3.4 g/cm³ |
Refractive Index |
1.65 to 1.69 |
Streak |
White |
Associated Minerals |
Olivine, Spinel, Augite, and others |
Origin |
Primarily found in Myanmar, Arizona, Pakistan, and Sri Lanka |
Uses |
Jewelry, gemstones, ornamental stones |