Template:Ammolite
From The Gemology Project
Revision as of 05:50, 29 October 2006 by Africanuck (talk | contribs)
Ammolite | |
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Chemical composition | CaC03 with trace elements |
Crystal system | Orthorhombic |
Habit | edit me |
Cleavage | edit me |
Fracture | edit me |
Hardness | 4.5 |
Optic nature | edit me |
Refraction index | 1.52-1.68 |
Birefringence | edit me |
Dispersion | edit me |
Specific gravity | 2.60 - 2.85 |
Lustre | vitreous to resinous |
Pleochroism | edit me |