Origin
Sri Lanka
Southern and central Africa
Color
Black, Brownish, Reddish, Brown, Red, Yellow, White, Colorless, Green, gray
White, Violet, Blue, Yellow, Brownish, Colorless, Greenish
Streak
White, Brownish
Colorless
For which Rashi?
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-
Planet
-
-
Element of Planets
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-
Energy
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-
How to Wear?
Finger
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Ring Metal
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Deities
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Not to wear with
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-
Powers
-
-
Birthstone
Planetary
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Talisman
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-
Tenacity
Brittle
-
Solubility
insoluble
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Durability
-
-
Specific Gravity
6.86-7.032.78
1
7.18
👆🏻
Fracture
Subconchoidal, Uneven, Conchoidal, Irregular
Uneven, Conchoidal
Cleavage
{100} imperfect, {110} indistinct; partings on {111} or {011}
{???} Distinct, {???} Indistinct
Mohs Hardness
6-75-6
2
10
👆🏻
Chemical Composition
SnO 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
3CaAl 2Si 2O 8 · CaCO 3Anthony et al , Handbook of mineralogy (2001)
Luster
Adamantine, Greasy
Vitreous, Resinous
Pleochroism
Pleochroic haloes have been observed. Dichroic in yellow
-
Dispersion
0.070.02
0.005
1
👆🏻
Transparency
Transparent, Translucent
Transparent, Translucent
Refractive Index
1.990-2.1051.556-1.600
1
3.25
👆🏻
Optic Character
-
-
Crystal System
tetragonal
-
Birefringence
0.096-0.0980.024-0.037
0
0.296
👆🏻
Clarity
Transparent
Transparent
Physical
Neurological
Enhances mental clarity and focus
Aids in mental clarity and focus
Cardiovascular
Supports heart health
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Respiratory
Poor
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Reproductive
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Digestive
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Psychology
Focus
Optimism
Healing
Emotional healing
Emotional healing
Qualities Associated
Manifestation
Transformation