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Bertrandite
Bertrandite
☒

Andradite
Andradite
☒



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Bertrandite
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Andradite
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Optical Properties

Luster

Pleochroism

Dispersion

Transparency

Refractive Index

Optic Character

Crystal System

Birefringence

Clarity

 
Vitreous
none.
0.01
TransparentAnthony et al
1.583-1.614
-
Orthorhombic Pyramidal H-M Symbol (mm2) Space Group: Ccm21
-9999
TransparentAnthony et al
 
Adamantine, Resinous
-
0.06
Transparent
1.88-1.94
-
cubic
0.057
Transparent

Compare Colorless Gems

Colorless Gems

Gypsum
Gypsum
Hambergite
Hambergite
Herderite
Herderite
Andradite
Beryllonite
Andradite Vs Beryllonite
Andradite
Black Opal
Andradite Vs Black Opal
Andradite
Colemanite
Andradite Vs Colemanite

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