Origin
Sri Lanka
USA
Color
Black, Brownish, Reddish, Brown, Red, Yellow, White, Colorless, Green, gray
Green
Streak
White, Brownish
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For which Rashi?
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-
Planet
-
-
Element of Planets
-
-
Energy
-
-
How to Wear?
Finger
-
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Ring Metal
-
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Deities
-
-
Not to wear with
-
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Powers
-
-
Birthstone
Planetary
-
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Talisman
-
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Tenacity
Brittle
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Solubility
insoluble
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Durability
-
-
Specific Gravity
6.86-7.033.1-3.5
1
7.18
👆🏻
Fracture
Subconchoidal, Uneven, Conchoidal, Irregular
Granular
Cleavage
{100} imperfect, {110} indistinct; partings on {111} or {011}
None
Mohs Hardness
6-75-6
2
10
👆🏻
Chemical Composition
SnO 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Ca 2(Mg,Fe)Al 2(SiO 4)(Si 2O 7)(OH) 2 · H 2O)Arthur Thomas , Gemstones (2009)
Luster
Adamantine, Greasy
Chatoyant
Pleochroism
Pleochroic haloes have been observed. Dichroic in yellow
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Dispersion
0.070.01
0.005
1
👆🏻
Transparency
Transparent, Translucent
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Refractive Index
1.990-2.1051.7
1
3.25
👆🏻
Optic Character
-
-
Crystal System
tetragonal
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Birefringence
0.096-0.0980.010
0
0.296
👆🏻
Clarity
Transparent
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Physical
Neurological
Enhances mental clarity and focus
Enhances mental clarity and focus
Cardiovascular
Supports heart health
Supports heart health
Respiratory
Poor
Excellent
Reproductive
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Digestive
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Psychology
Focus
Emotional Healing
Healing
Emotional healing
Emotional healing
Qualities Associated
Manifestation
Healing