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Optic Character


Clarity


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23 Gemstones Found
Gemstones
Dispersion
Specific Gravity
Mohs Hardness
Refractive Index
Optic Character
Talisman
Pollucite
Pollucite
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0.01
2.86-2.94
6.5-7
1.517-1.525
Not Available
Not Available
Hollandite
Hollandite
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Not Available
5.05
4-6
Not Available
Not Available
Not Available
Galena
Galena
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Not Available
6.23
2.5-2.75
Not Available
Not Available
Not Available
Pallasite
Pallasite
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Not Available
Not Available
Not Available
Not Available
Not Available
Not Available
Vanadinite
Vanadinite
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Not Available
6.8-7.1
3-4
2.416
Not Available
Not Available
Scorodite
Scorodite
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Not Available
Not Available
3.5-4
Not Available
Not Available
Not Available
Flint
Flint
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Not Available
Not Available
Not Available
Not Available
Not Available
Not Available
Plumbogummite
Plumbogummite
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Not Available
4.014
4-5
1.653-1.688
Not Available
Not Available
Hauyne
Hauyne
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Not Available
2.4-2.5
5-6
1.50
Not Available
Not Available
Gibbsite
Gibbsite
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Not Available
2.35
2.5-3
Not Available
Not Available
Not Available
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