Origin
Not Available
USA, Brazyl, Switzerland, Tanzania, Madagascar, Russia, Sri Lanka
Color
White, Colorless, Blue, Red, Green, Yellow, Violet
Colorless, Yellow, pink, Red
Streak
Not Available
White
For which Rashi?
Not Available
Not Available
Planet
Not Available
Not Available
Element of Planets
Not Available
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Energy
Not Available
Not Available
Finger
Not Available
Not Available
Ring Metal
Not Available
Not Available
Deities
Not Available
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Not to wear with
Not Available
Not Available
Powers
Not Available
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Planetary
Not Available
Not Available
Talisman
Not Available
Not Available
Tenacity
Not Available
Brittle
Solubility
Not Available
Not Available
Durability
Not Available
Not Available
Specific Gravity
Not Available
2.90-2.98
Fracture
Not Available
Conchoidal, ConchoidalWalter Schumann, Gemstones of the world (2001), Brittle
Cleavage
Not Available
Distinct on {11 2 0}, imperfect on {10 1 1}
Mohs Hardness
Not Available
7.5-8
Chemical Composition
Not Available
Be 2SiO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Luster
Not Available
Vitreous
Pleochroism
Not Available
Distinct: colorless orangy-yellowHerve Nicolas Lazzarelli
Transparency
Not Available
Gemmological Tables (2004) More from other references
Refractive Index
Not Available
1.650-1.695
Optic Character
Not Available
Not Available
Crystal System
Not Available
Trigonal
Birefringence
Not Available
0.016
Clarity
Not Available
TransparentUlrich Henn and Claudio C. Milisenda
Neurological
Not Available
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Cardiovascular
Not Available
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Respiratory
Not Available
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Reproductive
Not Available
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Digestive
Not Available
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Psychology
Not Available
Not Available
Healing
Not Available
Not Available
Qualities Associated
Not Available
Not Available