Origin
Brazil, Madagascar, Zimbabwe, Russia, Sri Lanka, India, Burma, Origins: Brazil
Southern and central Africa
Color
Greenish, Green, Brownish, Red, Blue, Brown, gray
White, Colorless, Blue, Red, Green, Yellow, Violet
Streak
White
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For which Rashi?
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Planet
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Element of Planets
Earth, Water
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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
Healing
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Birthstone
Planetary
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Talisman
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Tenacity
Brittle
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Solubility
-
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Durability
-
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Specific Gravity
3.69-3.812.55-2.70
1
7.18
👆🏻
Fracture
Uneven, Conchoidal to uneven, ConchoidalWalter Schumann
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Cleavage
Distinct on {110}, imperfect on {010}, poor on {001}
None
Mohs Hardness
8.56.5-7
2
10
👆🏻
Chemical Composition
BeAl 2 O 4
SiO 2Ulrich Henn and Claudio C.