Origin
Sri Lanka, Burma, USA, Russia
Australia
Color
Yellow, Brown, pink, Colorless
Red, White, gray, Black
Streak
White
Brownish, Black
For which Rashi?
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Planet
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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
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Brittle
Solubility
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Durability
-
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Specific Gravity
3.46-3.50-9999
1
7.18
👆🏻
Fracture
Conchoidal
Conchoidal, Uneven
Cleavage
Perfect
{1010} Imperfect, {0001} Imperfect
Mohs Hardness
6-75-5.5
2
10
👆🏻
Chemical Composition
MgAlBO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
NiAs
Luster
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Pleochroism
Trichroism: green light brown dark brownHerve Nicolas Lazzarelli
Strong (reflected light)
Dispersion
0.020.04
0.005
1
👆🏻
Transparency
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-
Refractive Index
1.665-1.712-9999
1
3.25
👆🏻
Optic Character
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Crystal System
Orthorhombic
Hexagonal
Birefringence
0.036-0.042-9999
0
0.296
👆🏻
Clarity
TransparentUlrich Henn and Claudio C. Milisenda
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Physical
Neurological
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Cardiovascular
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Respiratory
Good
Poor
Reproductive
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Digestive
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Psychology
Intuition
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Healing
Emotional healing
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Qualities Associated
Emotional Healing
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