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Phlogopite
Phlogopite
☒

Kyanite
Kyanite
☒



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Phlogopite
X
Kyanite
Optical Properties

Luster

Pleochroism

Dispersion

Transparency

Refractive Index

Optic Character

Crystal System

Birefringence

Clarity

 
Pearly
-
0.04
-
1.530-1.573
-
monoclinic
0.0280-0.0450
-
 
Vitreous, Pearly
Trichroic
0.02
-
1.71-1.74
-
Triclinic
-9999
-