Template:Bowenite
From The Gemology Project
Revision as of 11:36, 1 November 2006 by Africanuck (talk | contribs)
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 |