Origin
-
Sri Lanka, Burma, USA, Russia
Color
Yellow, Violet, Green, Brown, White, gray, Greenish
Yellow, Brown, pink, Colorless
Streak
White
White
For which Rashi?
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-
Planet
-
-
Element of Planets
-
-
Energy
-
-
How to Wear?
Finger
-
-
Ring Metal
-
-
Deities
-
-
Not to wear with
-
-
Powers
-
-
Birthstone
Planetary
-
-
Talisman
-
-
Tenacity
Elastic
-
Solubility
-
-
Durability
-
-
Specific Gravity
2.9-3.13.46-3.50
1
7.18
👆🏻
Fracture
Uneven
Conchoidal
Cleavage
Perfect basal {001}
Perfect
Mohs Hardness
3.5-4.06-7
2
10
👆🏻
Chemical Composition
-
MgAlBO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Luster
Pearly, Vitreous
-
Pleochroism
Distinct
Trichroism: green light brown dark brownHerve Nicolas Lazzarelli
Dispersion
0.020.02
0.005
1
👆🏻
Transparency
-
-
Refractive Index
1.565-1.6251.665-1.712
1
3.25
👆🏻
Optic Character
-
-
Crystal System
monoclinic
Orthorhombic
Birefringence
0.040-0.0500.036-0.042
0
0.296
👆🏻
Clarity
-
TransparentUlrich Henn and Claudio C. Milisenda
Physical
Neurological
-
-
Cardiovascular
-
-
Respiratory
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Good
Reproductive
-
-
Digestive
-
-
Psychology
-
Intuition
Healing
-
Emotional healing
Qualities Associated
-
Emotional Healing