1 Astrology
1.1 Origin
Brazil, USA, Switzerland, Kenya, Mozambique, Russia, Nepal, India, Burma
Madagascar
1.2 Color
Blue, Yellow, Colorless, White, gray, Green, Black
Red, Colorless, Yellow, White
1.3 Streak
1.4 For which Rashi?
Aries, Libra, Taurus, Aries, Libra, Taurus, Aries, Libra, Taurus
Not Available
1.5 Planet
1.6 Element of Planets
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
1.9 Deities
Endurance, Meditation, Love
Not Available
1.10 Not to wear with
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1.11 Powers
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
2.2 Solubility
Not Available
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2.3 Durability
Not Available
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2.4 Specific Gravity
3.53-3.653.34-3.44
1
7.18
2.5 Fracture
Splintery, Brittle, Metallic
ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009), Conchoidal, Brittle
2.6 Cleavage
[100] perfect [010] imperfect with 79° angle between
{111} Indistinct, {111} Indistinct, {111} Indistinct
2.7 Mohs Hardness
2.8 Chemical Composition
Not Available
(K,Cs)Al 4Be 4(B,Be) 12O 28Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
3 Optical Properties
3.1 Luster
Vitreous, Pearly
Adamantine
3.2 Pleochroism
3.3 Dispersion
3.4 Transparency
Not Available
Gemmological Tables (2004) More from other references
3.5 Refractive Index
1.71-1.741.684-1.694
1
3.25
3.6 Optic Character
Not Available
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3.7 Crystal System
3.8 Birefringence
Not AvailableNot Available
0
0.296
3.9 Clarity
Color grading system
TransparentUlrich Henn and Claudio C. Milisenda
4 Benefits
4.1 Physical
4.1.1 Neurological
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4.1.2 Cardiovascular
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4.1.3 Respiratory
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4.1.4 Reproductive
Not Available
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4.1.5 Digestive
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4.2 Psychology
Not Available
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4.3 Healing
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4.4 Qualities Associated
Not Available
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