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Chalcopyrite
Chalcopyrite
☒

Biotite
Biotite
☒



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Chalcopyrite
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Biotite
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Optical Properties

Luster

Pleochroism

Dispersion

Transparency

Refractive Index

Optic Character

Crystal System

Birefringence

Clarity

 
-
-
0.07
-
-9999
-
tetragonal
-9999
-
 
Vitreous, Pearly
Strong
-
-
1.565-1.625
-
monoclinic
0.03-0.07
-

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Green Gemstones

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Clinozoisite
Dallasite
Dallasite
Datolite
Datolite
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Chlorastrolite
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Biotite Vs Chrome Tremolite
Biotite
Chrysoberyl
Biotite Vs Chrysoberyl

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