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Prehnite
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Agate Opal
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Prehnite
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Agate Opal
Prehnite
Agate Opal
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Summary
Astrology
Physical Properties
Optical Properties
Benefits
All
1 Optical Properties
1.1 Luster
Vitreous
Not Available
1.2 Pleochroism
AbsentWalter Schumann
AbsentWalter Schumann
1.3 Dispersion
None
None
Fluorite Optical Properties
▶
⊕
0.007
1
1.4 Transparency
Translucent
Translucent
1.5 Refractive Index
1.611-1.673
1.37-1.52
Amber
▶
⊕
1
3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Orthorhombic
Not Available
1.8 Birefringence
0.021-0.033
Not Available
Achroite
▶
⊕
0
0.296
1.9 Clarity
TranslucentHerve Nicolas Lazzarelli
Translucent
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