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Apophyllite
Apophyllite
☒

Malachite
Malachite
☒



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Apophyllite
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Malachite
Optical Properties

Luster

Pleochroism

Dispersion

Transparency

Refractive Index

Optic Character

Crystal System

Birefringence

Clarity

 
Vitreous, Pearly
Dichroic (colorless)
0.01
Transparent, Translucent
1.530-1.543
Uniaxial/-
tetragonal
0.000-0.003
Transparent
 
Adamantine, Vitreous, Silky
-
0.04
Opaque
1.655-1.909
-
monoclinic
0.254
-