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Pyromorphite
Powellite
Powellite and Pyromorphite Optical Properties
Summary
Astrology
Physical Properties
Optical Properties
Benefits
All
Optical Properties
Luster
Resinous, Subadamantine
Greasy, Subadamantine
Pleochroism
Weak
In deeply colored specimens: blue greenAnthony et al
Dispersion
Not Available
Not Available
Transparency
Transparent
Transparent
Refractive Index
2.042-2.059
1.974-1.984
Optic Character
Not Available
Not Available
Crystal System
Hexagonal
Not Available
Birefringence
0.010
Not Available
Clarity
Transparent
Transparent
Benefits >>
<< Physical Properties
Compare Green Gemstones
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