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Semi Precious Gemstones

11 Gemstones Found

Dispersion
0.01
Refractive Index
Optic Character
-
Specific Gravity
Mohs Hardness
Talisman
-


Dispersion
0.02
Refractive Index
1.614-1.666
Optic Character
-
Specific Gravity
2.90-3.40
Mohs Hardness
7-7.5
Talisman
-


Dispersion
0.03
Refractive Index
1.770-1.820
Optic Character
-
Specific Gravity
3.95-4.30
Mohs Hardness
7-7.5
Talisman
-



Dispersion
0.01
Refractive Index
1.544-1.553
Optic Character
-
Specific Gravity
2.65
Mohs Hardness
7
Talisman
-


Dispersion
-
Refractive Index
1.658-1.673
Optic Character
-
Specific Gravity
2.95-2.96
Mohs Hardness
7-7.5
Talisman
-


Dispersion
0.02
Refractive Index
1.720-1.740
Optic Character
-
Specific Gravity
3.62-3.80
Mohs Hardness
7-7.5
Talisman
-

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