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Austinite
Austinite
☒

Opal
Opal
☒



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Austinite
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Opal
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Optical Properties

Luster

Pleochroism

Dispersion

Transparency

Refractive Index

Optic Character

Crystal System

Birefringence

Clarity

 
Subadamantine, Silky
-
0.03
-
1.759
-
Orthorhombic
0.024
-
 
Vitreous, Pearly
None
0.01
Transparent, Translucent, Transparent to translucent
1.37-1.52
-
Trigonal
-9999
Transparent

Compare Green Gemstones

Green Gemstones

Gyrolite
Gyrolite
Hanksite
Hanksite
Langbeinite
Langbeinite
Opal
Beudantite
Opal Vs Beudantite
Opal
Chlorite group
Opal Vs Chlorite group
Opal
Clintonite
Opal Vs Clintonite

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