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Gemstones


Organic

7 Gemstones Found

Dispersion
Not Available
Specific Gravity
Not Available
Mohs Hardness
3.5
Refractive Index
Not Available
Optic Character
Not Available
Talisman
Not Available


Dispersion
Not Available
Specific Gravity
Not Available
Mohs Hardness
2.5-3
Refractive Index
Not Available
Optic Character
Not Available
Talisman
Not Available


Dispersion
Not Available
Specific Gravity
2.75-2.80
Mohs Hardness
4
Refractive Index
1.520-1.670
Optic Character
Not Available
Talisman
Not Available



Dispersion
None
Specific Gravity
2.60-2.70
Mohs Hardness
3-4
Refractive Index
1.486-1.658
Optic Character
Not Available
Talisman
Not Available

Jet

Dispersion
None
Specific Gravity
1.19-1.35
Mohs Hardness
2.5-4
Refractive Index
1.640-1.680
Optic Character
Not Available
Talisman
Not Available


Dispersion
None
Specific Gravity
2.60-2.85
Mohs Hardness
2.5-4.5
Refractive Index
1.52-1.66
Optic Character
Not Available
Talisman
Not Available

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