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Optic Character


Clarity


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Good Luck Gems

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Gemstones
Dispersion
Refractive Index
Optic Character
Specific Gravity
Mohs Hardness
Talisman
Aragonite
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0.17
1.525-1.686
-
2.93-2.96
3.5-4
-
Azurmalachite
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0.07
1.655-1.909
Biaxial/+
3.70-3.95
3.5-4
-
Diamond
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0.04
2.417-2.419
-
3.50-3.53
10
Leo
Malachite
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0.04
1.655-1.909
-
3.25-4.10
3.5-4
-
Coral
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0.03
1.486-1.658
-
2.60-2.70
3-4
-
Pearl
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0.03
1.52-1.66
-
2.60-2.85
2.5-4.5
-
Bronzite
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0.02
1.668
-
3.35
5.5
-
Garnet
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0.02
1.730-1.895
-
3.55-4.33
6.5-7.5
Taurus
Charoite
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0.02
1.545-1.560
-
2.54-2.78
5-6
-
Ruby
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0.02
1.762-1.778
-
3.97-4.05
9
Pisces
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