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Rose Quartz
Rose Quartz

Gahnite
Gahnite



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Rose Quartz
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Gahnite
1 Optical Properties
1.1 Luster
Vitreous
Vitreous
1.2 Pleochroism
Weak: pink pale pinkHerve Nicolas Lazzarelli
Not Available
1.3 Dispersion
NoneNA
Fluorite Optical Properties
0.007 1
1.2 Transparency
Transparent, Translucent, Transparent to translucent
Gemmological Tables (2004) More from other references
1.3 Refractive Index
1.544-1.5531.790-1.818
Agate Opal
1 3.25
1.7 Optic Character
Not Available
Not Available
1.8 Crystal System
Hexagonal
cubic
1.9 Birefringence
0.009Not Available
Achroite
0 0.296
1.10 Clarity
TranslucentHerve Nicolas Lazzarelli
TransparentUlrich Henn and Claudio C. Milisenda