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Rock Crystal
Rock Crystal
☒

Prase
Prase
☒



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Rock Crystal
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Prase
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Optical Properties

Luster

Pleochroism

Dispersion

Transparency

Refractive Index

Optic Character

Crystal System

Birefringence

Clarity

 
-
-
0.01
TransparentWalter Schumann
1.544-1.553
-
-
0.009
TransparentWalter Schumann
 
-
-
0.01
Transparent, Translucent
1.544-1.553
-
-
0.009
Transparent

Compare Blue Gemstones

Blue Gemstones

Shattuckite
Shattuckite
Sillimanite
Sillimanite
Star Ruby
Star Ruby
Prase
Sanidine
Prase Vs Sanidine
Prase
Sard
Prase Vs Sard
Prase
Sardonyx
Prase Vs Sardonyx

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