Origin
Tanzania, Madagascar, Kenya, Sri Lanka, Burma, Australia
Southern and central Africa
Color
Green, Brown, Colorless, Greenish, Yellow
White, Colorless, Blue, Red, Green, Yellow, Violet, pink
Streak
White
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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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Solubility
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Durability
-
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Specific Gravity
3.25-3.452.27-2.33
1
7.18
👆🏻
Fracture
Conchoidal, Uneven
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Cleavage
Good on {110}
Perfect
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
Na 8Al 6Si 6O 24Cl 2Michael OâDonoghue , Gems, Sixth Edition (2006)