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Tantalite
Tantalite

Padparadscha
Padparadscha



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Tantalite
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Padparadscha
Optical Properties

Luster

Pleochroism

Dispersion

Transparency

Refractive Index

Optic Character

Crystal System

Birefringence

Clarity

 
Resinous
-
0.03
TransparentWalter Schumann
2.190-2.457
-
Orthorhombic
0.083
TransparentWalter Schumann
 
-
-
0.02
Transparent, Translucent
1.757-1.780
-
-
0.007-0.010
Transparent