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Hyacinth
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Black Opal
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Hyacinth
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Black Opal
Hyacinth
Black Opal
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Summary
Astrology
Physical Properties
Optical Properties
Benefits
All
1 Optical Properties
1.1 Luster
Not Available
Not Available
1.2 Pleochroism
Not Available
AbsentWalter Schumann
1.5 Dispersion
0.04
None
Fluorite Optical Properties
▶
⊕
0.007
1
2.5 Transparency
Transparent
Transparent, Translucent
2.6 Refractive Index
1.810-2.024
1.370-1.470
Agate Opal
▶
⊕
1
3.25
2.10 Optic Character
Not Available
Not Available
2.11 Crystal System
Not Available
Not Available
2.12 Birefringence
Not Available
Not Available
Achroite
▶
⊕
0
0.296
3.4 Clarity
Transparent
Transparent
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