Origin
Sri Lanka, Burma, USA, Russia
Italy
Color
Yellow, Brown, pink, Colorless
Blue, Green
Streak
White
Blue, Green
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
-
Brittle
Solubility
-
Effervesces in cold
Durability
-
-
Specific Gravity
3.46-3.504-4.2
1
7.18
👆🏻
Fracture
Conchoidal
Splintery
Cleavage
Perfect
Perfect on {100} and {010}
Mohs Hardness
6-74
2
10
👆🏻
Chemical Composition
MgAlBO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
CuZn(CO3)(OH)2
Luster
-
Silky, Vitreous
Pleochroism
Trichroism: green light brown dark brownHerve Nicolas Lazzarelli
Strong: X = pale emerald green or colourless; Y = dark emerald green or pale blue; Z = dark emerald green or pale blue
Dispersion
0.020.03
0.005
1
👆🏻
Transparency
-
-
Refractive Index
1.665-1.7121.672-1.688
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Orthorhombic
monoclinic
Birefringence
0.036-0.0420.139-0.143
0
0.296
👆🏻
Clarity
TransparentUlrich Henn and Claudio C. Milisenda
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Physical
Neurological
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-
Cardiovascular
-
-
Respiratory
Good
Poor
Reproductive
-
-
Digestive
-
-
Psychology
Intuition
Emotional Healing
Healing
Emotional healing
Emotional healing
Qualities Associated
Emotional Healing
Communication