Origin
Brazil, Madagascar, Zimbabwe, Russia, Sri Lanka, India, Burma, Origins: Brazil
Southern and central Africa
Color
Greenish, Green, Brownish, Red, Blue, Brown, gray
Colorless, Brown, Greenish, gray
Streak
White
White
For which Rashi?
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-
Planet
-
-
Element of Planets
Earth, Water
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Energy
-
-
How to Wear?
Finger
-
-
Ring Metal
-
-
Deities
-
-
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
-
Solubility
-
-
Durability
-
-
Specific Gravity
3.69-3.812.62-2.67
1
7.18
👆🏻
Fracture
Uneven, Conchoidal to uneven, ConchoidalWalter Schumann
Uneven
Cleavage
Distinct on {110}, imperfect on {010}, poor on {001}
From the Greek, oligos and kasein, little cleavage.
Mohs Hardness
8.56-6.5
2
10
👆🏻
Chemical Composition
BeAl 2 O 4
Na(90-70%)Ca(10-30%)(Al,Si)AlSi 2O 8Michael OâDonoghue , Gems, Sixth Edition (2006)
Luster
Vitreous
Vitreous
Pleochroism
X = red; Y = yellow-orange; Z = emerald-green
-
Dispersion
0.020.01
0.005
1
👆🏻
Transparency
Transparent, Translucent, Transparent to translucent
-
Refractive Index
1.746-1.7631.538-1.550
1
3.25
👆🏻
Optic Character
Biaxial/+
-
Crystal System
Orthorhombic
-
Birefringence
0.007-0.0130.010
0
0.296
👆🏻
Clarity
Transparent
TransparentUlrich Henn and Claudio C. Milisenda
Physical
Neurological
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Enhances mental clarity and focus
Cardiovascular
Supports heart health
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Respiratory
Good
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Reproductive
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Digestive
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Psychology
Transformation
Harmony
Healing
Physical healing
Emotional healing
Qualities Associated
Transformation
Harmony