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Diaspore
Diaspore

Dioptase
Dioptase



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Diaspore
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Dioptase
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Optical Properties

Luster

Pleochroism

Dispersion

Transparency

Refractive Index

Optic Character

Crystal System

Birefringence

Clarity

 
Pearly
Strong
0.01
Transparent
1.702-1.750
-
Orthorhombic
0.048
Transparent
 
Vitreous
Weak; dark emerald green
0.04
TranslucentHerve Nicolas Lazzarelli
1.644-1.720
-
Trigonal
0.051-0.053
TranslucentHerve Nicolas Lazzarelli