1 Astrology
1.1 Origin
Madagascar
Southern and central Africa
1.2 Color
Red, Colorless, Yellow, White
Green
1.3 Streak
1.4 For which Rashi?
Not Available
Not Available
1.5 Planet
Not Available
Not Available
1.6 Element of Planets
Not Available
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1.7 How to Wear?
1.7.1 Finger
Not Available
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1.7.2 Ring Metal
Not Available
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1.8 Energy
Not Available
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1.9 Deities
Not Available
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1.10 Not to wear with
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1.11 Powers
Not Available
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1.12 Birthstone
1.12.1 Planetary
Not Available
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1.12.2 Talisman
Not Available
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2 Physical Properties
2.1 Tenacity
Not Available
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2.2 Solubility
Not Available
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2.3 Durability
Not Available
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2.4 Specific Gravity
3.34-3.442.66-2.86
1
7.18
2.5 Fracture
ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009), Conchoidal, Brittle
ConchoidalWalter Schumann, Gemstones of the world (2001), ConchoidalWalter Schumann, Gemstones of the world (2001)
2.6 Cleavage
{111} Indistinct, {111} Indistinct, {111} Indistinct
Not Available
2.7 Mohs Hardness
2.8 Chemical Composition
(K,Cs)Al 4Be 4(B,Be) 12O 28Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Al 2Be 3Si 6O 18Martin H.
3 Optical Properties
3.1 Luster
3.2 Pleochroism
Not Available
Strongly dichroicMartin H. Read
3.3 Dispersion
3.4 Transparency
Gemmological Tables (2004) More from other references
Not Available
3.5 Refractive Index
3.6 Optic Character
Not Available
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3.7 Crystal System
Not Available
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3.8 Birefringence
Not Available0.004-0.010
0
0.296
3.9 Clarity
TransparentUlrich Henn and Claudio C. Milisenda
Not Available
4 Benefits
4.1 Physical
4.1.1 Neurological
Not Available
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4.1.2 Cardiovascular
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4.1.3 Respiratory
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4.1.4 Reproductive
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4.1.5 Digestive
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4.2 Psychology
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4.3 Healing
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4.4 Qualities Associated
Not Available
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