Difference between revisions of "Template:Bowenite"
From The Gemology Project
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| Chemical composition || Mg<sub>6</sub>((OH)<sub>8</sub>)Si<sub>4</sub>O<sub>10</sub>) | | Chemical composition || Mg<sub>6</sub>((OH)<sub>8</sub>)Si<sub>4</sub>O<sub>10</sub>) | ||
|- | |- | ||
− | | Crystal system || | + | | Crystal system || Mostly monoclinic |
|- | |- | ||
− | | Habit || | + | | Habit || Cryptocrystalline |
|- | |- | ||
− | | Cleavage || | + | | Cleavage || None |
|- | |- | ||
− | | Fracture || | + | | Fracture || Even to hackly |
|- | |- | ||
| Hardness || 2-5.5 | | Hardness || 2-5.5 | ||
|- | |- | ||
− | | Optic nature || | + | | Optic nature || None |
|- | |- | ||
| Refractive index || ±1.55 | | Refractive index || ±1.55 | ||
|- | |- | ||
− | | Birefringence || | + | | Birefringence || None |
|- | |- | ||
− | | Dispersion || | + | | Dispersion || None |
|- | |- | ||
| Specific gravity || 2.59 | | Specific gravity || 2.59 | ||
|- | |- | ||
− | | Lustre || | + | | Lustre || Waxy |
|- | |- | ||
− | | Pleochroism || | + | | Pleochroism || None |
|} | |} |
Latest revision as of 19:07, 21 December 2006
Bowenite (Serpentine) | |
---|---|
Chemical composition | Mg6((OH)8)Si4O10) |
Crystal system | Mostly monoclinic |
Habit | Cryptocrystalline |
Cleavage | None |
Fracture | Even to hackly |
Hardness | 2-5.5 |
Optic nature | None |
Refractive index | ±1.55 |
Birefringence | None |
Dispersion | None |
Specific gravity | 2.59 |
Lustre | Waxy |
Pleochroism | None |