Origin
Sri Lanka, Burma, USA, Russia
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Color
Yellow, Brown, pink, Colorless
Brown, Blue, Green, Yellow, White
Streak
White
White
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
-
-
Not to wear with
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-
Powers
-
-
Birthstone
Planetary
-
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Talisman
-
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Tenacity
-
-
Solubility
-
-
Durability
-
-
Specific Gravity
3.46-3.503.32-3.43
1
7.18
👆🏻
Fracture
Conchoidal
Conchoidal
Cleavage
Perfect
Poor on {110} and {100} very poor on {001}
Mohs Hardness
6-76-7
2
10
👆🏻
Chemical Composition
MgAlBO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Ca10(Mg,Fe)2Al4(SiO4)5(Si2O7)2(OH)4
Luster
-
Vitreous, Resinous
Pleochroism
Trichroism: green light brown dark brownHerve Nicolas Lazzarelli
slight in colored varieties
Dispersion
0.020.03
0.005
1
👆🏻
Transparency
-
-
Refractive Index
1.665-1.7121.703-1.752
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Orthorhombic
tetragonal
Birefringence
0.036-0.0420.004-0.006
0
0.296
👆🏻
Clarity
TransparentUlrich Henn and Claudio C. Milisenda
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Physical
Neurological
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Enhances mental clarity and focus
Cardiovascular
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Supports heart health
Respiratory
Good
Good
Reproductive
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Digestive
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Psychology
Intuition
Transformation
Healing
Emotional healing
Emotional healing
Qualities Associated
Emotional Healing
Transformation