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Caledonite
Caledonite
☒

Pumpellyite
Pumpellyite
☒



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Caledonite
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Pumpellyite
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Optical Properties

Luster

Pleochroism

Dispersion

Transparency

Refractive Index

Optic Character

Crystal System

Birefringence

Clarity

 
Vitreous
Weak
0.05
Transparent
1.818-1.909
-
Orthorhombic
0.091
Transparent
 
-
-
0.02
-
1.674-1.764
-
monoclinic
0.014-0.016
OpaqueUlrich Henn and Claudio C. Milisenda

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