Template:Ametrine

From The Gemology Project
Revision as of 01:36, 1 October 2006 by Africanuck (talk | contribs)
Jump to: navigation, search
Ametrine
Chemical composition Silicon dioxide
Crystal system Trigonal
Habit edit me
Cleavage edit me
Fracture edit me
Hardness 7
Optic nature edit me
Refraction index 1.544 - 1.553
Birefringence 0.009
Dispersion 0.013
Specific gravity 2.63 - 2.65
Lustre Vitreous
Pleochroism edit me