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Faustite
Faustite

Staurolite
Staurolite



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X
Faustite
X
Staurolite
Optical Properties

Luster

Pleochroism

Dispersion

Transparency

Refractive Index

Optic Character

Crystal System

Birefringence

Clarity

 
Waxy
-
0.01
Translucent
1.612
-
Triclinic Pinacoidal H-M Symbol ( 1) Space Group: P1
-9999
Translucent
 
Resinous
X = colorless; Y = pale yellow; Z = golden yellow
0.02
-
1.736-1.762
-
monoclinic
0.009-0.015
-