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Creedite
Creedite
☒

Cassiterite
Cassiterite
☒



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Creedite
X
Cassiterite
Optical Properties

Luster

Pleochroism

Dispersion

Transparency

Refractive Index

Optic Character

Crystal System

Birefringence

Clarity

 
Vitreous
-
0.02
Transparent, Translucent
1.461-1.485
-
monoclinic
0.024
Transparent
 
Adamantine, Greasy
Pleochroic haloes have been observed. Dichroic in yellow
0.07
Transparent, Translucent
1.990-2.105
-
tetragonal
0.096-0.098
Transparent