1 Astrology
1.1 Origin
Southern and central Africa
Not Available
1.2 Color
Grey, Green
Brown, Yellow, White, Brown, Greenish, Yellow, White
1.3 Streak
Not Available
White, gray
1.4 For which Rashi?
Not Available
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1.5 Planet
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1.6 Element of Planets
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1.7 How to Wear?
1.7.1 Finger
Not Available
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1.7.2 Ring Metal
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1.8 Energy
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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
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2 Physical Properties
2.1 Tenacity
2.2 Solubility
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2.3 Durability
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2.4 Specific Gravity
2.5 Fracture
Conchoidal
Uneven, Even, Yellow, White
2.6 Cleavage
Not Available
Perfect on the {001}
2.7 Mohs Hardness
2.8 Chemical Composition
(Mg,Fe,Zn)Al 6BeO 12Ulrich Henn and Claudio C.
K(Mg,Fe++)3[AlSi3O10(OH,F)2
3 Optical Properties
3.1 Luster
Vitreous
Vitreous, Pearly
3.2 Pleochroism
3.3 Dispersion
3.4 Transparency
Gemmological Tables (2004)
Not Available
3.5 Refractive Index
1.719-1.7391.565-1.625
1
3.25
3.6 Optic Character
Not Available
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3.7 Crystal System
3.8 Birefringence
0.014-0.0160.03-0.07
0
0.296
3.9 Clarity
TransparentUlrich Henn and Claudio C. Milisenda
Not Available
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
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