Origin
Brazil, Madagascar, Zimbabwe, Russia, Sri Lanka, India, Burma, Origins: Brazil
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Color
Greenish, Green, Brownish, Red, Blue, Brown, gray
Green, Yellow, Brown, White, Colorless, Blue, Brownish, Black
Streak
White
White
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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insoluble
Durability
-
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Specific Gravity
3.69-3.812.36
1
7.18
👆🏻
Fracture
Uneven, Conchoidal to uneven, ConchoidalWalter Schumann
Uneven, Subconchoidal, Fibrous
Cleavage
Distinct on {110}, imperfect on {010}, poor on {001}
[110] perfect, [101] good, [010] distinct
Mohs Hardness
8.53.5-4
2
10
👆🏻
Chemical Composition
BeAl 2 O 4
Al 3(PO 4) 2(OH,F) 3 · 5H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Luster
Vitreous
Vitreous, Resinous, Pearly
Pleochroism
X = red; Y = yellow-orange; Z = emerald-green
Weak
Dispersion
0.020.02
0.005
1
👆🏻
Transparency
Transparent, Translucent, Transparent to translucent
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Refractive Index
1.746-1.7631.518-1.561
1
3.25
👆🏻
Optic Character
Biaxial/+
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Crystal System
Orthorhombic
Orthorhombic
Birefringence
0.007-0.0130.025
0
0.296
👆🏻
Clarity
Transparent
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Physical
Neurological
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Cardiovascular
Supports heart health
Supports heart health
Respiratory
Good
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Reproductive
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Digestive
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Psychology
Transformation
Clarity
Healing
Physical healing
Emotional healing
Qualities Associated
Transformation
Clarity