1 Astrology
1.1 Origin
Southern and central Africa
Brazil, Tanzania, Zimbabwe, Madagascar, Burma, Sri Lanka, India
1.2 Color
1.3 Streak
Not Available
Not Available
1.4 For which Rashi?
Not Available
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1.5 Planet
Not Available
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1.6 Element of Planets
Not Available
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1.7 How to Wear?
1.7.1 Finger
Not Available
Not Available
1.7.2 Ring Metal
Not Available
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1.8 Energy
Not Available
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1.9 Deities
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1.10 Not to wear with
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1.11 Powers
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1.12 Birthstone
1.12.1 Planetary
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1.12.2 Talisman
Not Available
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2 Physical Properties
2.1 Tenacity
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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
3.62-3.683.62-4.20
1
7.18
2.5 Fracture
Conchoidal
ConchoidalGemdat.org, Management Team (2012), ConchoidalGemdat.org, Management Team (2012)
2.6 Cleavage
Not Available
Not Available
2.7 Mohs Hardness
2.8 Chemical Composition
(Mg,Fe,Zn)Al 6BeO 12Ulrich Henn and Claudio C.
(Fe,Mg) 3Al 2(SiO 4) 3gemdat.org , Management Team (2012)
3 Optical Properties
3.1 Luster
3.2 Pleochroism
Not Available
AbsentWalter Schumann
3.3 Dispersion
3.4 Transparency
Gemmological Tables (2004)
TransparentGemdat.org, Management Team (2012)
3.5 Refractive Index
1.719-1.7391.73-1.77
1
3.25
3.6 Optic Character
Not Available
Not Available
3.7 Crystal System
3.8 Birefringence
0.014-0.016Not Available
0
0.296
3.9 Clarity
TransparentUlrich Henn and Claudio C. Milisenda
TransparentGemdat.org
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
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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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