Origin
Tanzania, Madagascar, Kenya, Sri Lanka, Burma, Australia
Austria, Spain, Russia, Canada, Australia
Color
Green, Brown, Colorless, Greenish, Yellow
Colorless, Brownish, Yellow, Green, gray, White
Streak
White
White
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
3.25-3.453.7-3.9
1
7.18
👆🏻
Fracture
Conchoidal, Uneven
Conchoidal
Cleavage
Good on {110}
{001} perfect; {111} imperfect, may exhibit parting on , {011}
Mohs Hardness
6.55.5-6
2
10
👆🏻
Chemical Composition
Mg 3Al 6(Si,Al,B) 5O 21(OH)Walter Schumann , Gemstones of the world (2001) More from other references
MgOMichael OâDonoghue , Gems, Sixth Edition (2006)
Luster
Vitreous
Vitreous
Pleochroism
X = colorless to green; Y = colorless
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Dispersion
0.020.01
0.005
1
👆🏻
Transparency
-
TransparentWalter Schumann
Refractive Index
1.660-1.6851.735-1.738
1
3.25
👆🏻
Optic Character
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-
Crystal System
Orthorhombic
Isometric
Birefringence
0.012-0.017-9999
0
0.296
👆🏻
Clarity
TransparentUlrich Henn and Claudio C. Milisenda
TransparentWalter Schumann
Physical
Neurological
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Cardiovascular
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Respiratory
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Reproductive
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Digestive
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Psychology
Harmony
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Healing
Emotional healing
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Qualities Associated
Self-worth
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