Origin
Sri Lanka
Afghanistan, Brazil, Mozambique, Sri Lanka, USA
Color
Black, Brownish, Reddish, Brown, Red, Yellow, White, Colorless, Green, gray
Green, Brown
Streak
White, Brownish
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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
-
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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
6.86-7.032.90-3.40
1
7.18
👆🏻
Fracture
Subconchoidal, Uneven, Conchoidal, Irregular
Conchoidal
Cleavage
{100} imperfect, {110} indistinct; partings on {111} or {011}
Indiscernible
Mohs Hardness
6-77-7.5
2
10
👆🏻
Chemical Composition
SnO 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Na(Li 1.5Al 1.5)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012) Formula given for elbaite.
Luster
Adamantine, Greasy
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Pleochroism
Pleochroic haloes have been observed. Dichroic in yellow
Strong: dark green yellow
Dispersion
0.070.02
0.005
1
👆🏻
Transparency
Transparent, Translucent
Transparent, Translucent
Refractive Index
1.990-2.1051.614-1.666
1
3.25
👆🏻
Optic Character
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Crystal System
tetragonal
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Birefringence
0.096-0.0980.014-0.040
0
0.296
👆🏻
Clarity
Transparent
Transparent
Physical
Neurological
Enhances mental clarity and focus
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Cardiovascular
Supports heart health
Supports heart health
Respiratory
Poor
Good
Reproductive
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Digestive
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Psychology
Focus
Compassion
Healing
Emotional healing
Emotional healing
Qualities Associated
Manifestation
Compassion