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Anglesite
Anglesite
☒

Biotite
Biotite
☒



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Anglesite
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Biotite
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Optical Properties

Luster

Adamantine
Vitreous, Pearly

Pleochroism

-
Strong

Dispersion

0.04-
0.005 1
👆🏻

Transparency

Transparent
-

Refractive Index

1.877-1.8941.565-1.625
1 3.25
👆🏻

Optic Character

-
-

Crystal System

Orthorhombic
monoclinic

Birefringence

0.0170.03-0.07
0 0.296
👆🏻

Clarity

Transparent
-

Compare Green Gemstones

Green Gemstones

Aragonite
Aragonite
Astrophyllite
Astrophyllite
Augelite
Augelite
Biotite
Anthophyllite
Biotite Vs Anthophyllite
Biotite
Antigorite
Biotite Vs Antigorite
Biotite
Anyolite
Biotite Vs Anyolite

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