Gems Found in America
11 Gemstones Found
Dispersion
Not Available Refractive Index
1.708-1.722 Optic Character
Biaxial/+ Specific Gravity
4.32-4.48 Mohs Hardness
3.5 Talisman
Not Available |
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Dispersion
Not Available Refractive Index
1.518-1.536 Optic Character
Not Available Specific Gravity
2.54-2.61 Mohs Hardness
6 Talisman
Not Available |
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Dispersion
Not Available Refractive Index
1.720-1.778 Optic Character
Not Available Specific Gravity
3.50-3.60 Mohs Hardness
6 Talisman
Not Available |
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Dispersion
0.03 Refractive Index
1.770-1.820 Optic Character
Not Available Specific Gravity
3.95-4.30 Mohs Hardness
7-7.5 Talisman
Not Available |
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Dispersion
0.01 Refractive Index
1.544-1.553 Optic Character
Not Available Specific Gravity
2.65 Mohs Hardness
7 Talisman
Not Available |
||
Dispersion
Not Available Refractive Index
1.520-1.670 Optic Character
Not Available Specific Gravity
2.75-2.80 Mohs Hardness
4 Talisman
Not Available |
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