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Bytownite
Bytownite
☒

Rhyolite
Rhyolite
☒



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Bytownite
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Rhyolite
Optical Properties

Luster

Pleochroism

Dispersion

Transparency

Refractive Index

Optic Character

Crystal System

Birefringence

Clarity

 
Vitreous, Pearly
colorless.
0.01
Transparent
1.561-1.583
-
Triclinic
0.010-0.011
Transparent
 
-
-
0.01
-
-9999
-
Trigonal
-9999
-