Origin
Southern and central Africa
USA
Color
Colorless, Yellow
Yellow, Red, Green, Colorless, orange
Streak
White
Yellow, yellowish orange
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
2.59-2.605.50-5.90
1
7.18
👆🏻
Fracture
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Conchoidal
Cleavage
{001} Perfect, {110} Distinct, {101} Distinct
On {10 1 0}, perfect; parting on {000 1 }
Mohs Hardness
6-74
2
10
👆🏻
Chemical Composition
Be 4Si 2O 7(OH) 2Anthony et al , Handbook of mineralogy (2001)
(Zn,Mn2+ )OMichael OâDonoghue , Gems, Sixth Edition (2006)
Luster
Vitreous
Subadamantine, Resinous
Pleochroism
none.
Very weak
Dispersion
0.010.16
0.005
1
👆🏻
Transparency
TransparentAnthony et al
TransparentRobert C. Kammerling
Refractive Index
1.583-1.6142.013-2.029
1
3.25
👆🏻
Optic Character
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Crystal System
Orthorhombic Pyramidal H-M Symbol (mm2) Space Group: Ccm21
Hexagonal
Birefringence
-99990.016
0
0.296
👆🏻
Clarity
TransparentAnthony et al
TransparentRobert C. Kammerling
Physical
Neurological
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Cardiovascular
Promotes mental clarity
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Respiratory
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Good
Reproductive
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Digestive
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Psychology
Harmony
Passion
Healing
Emotional healing
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Qualities Associated
Creativity
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