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Stichtite
Stichtite

Pargasite
Pargasite



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Stichtite
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Pargasite
Optical Properties

Luster

Pleochroism

Dispersion

Transparency

Refractive Index

Optic Character

Crystal System

Birefringence

Clarity

 
Waxy, Resinous
Weak
0.02
Translucent
1.516-1.544
-
Trigonal
0.026
Translucent
 
Vitreous
-
0.02
Transparent
1.613-1.663
-
monoclinic
0.020
Transparent