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Goethite
Goethite
☒

White Opal
White Opal
☒



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Goethite
X
White Opal
Optical Properties

Luster

Pleochroism

Dispersion

Transparency

Refractive Index

Optic Character

Crystal System

Birefringence

Clarity

 
Adamantine
VisibleArthur Thomas
0.05
-
2.26-2.398
-
Orthorhombic
0.138
-
 
-
-
0.01
Translucent
1.37-1.52
-
-
-9999
Translucent