1 Astrology
1.1 Origin
Southern and central Africa
Thailand
1.2 Color
Grey, Green
White, Reddish, Yellow
1.3 Streak
Not Available
Not Available
1.4 For which Rashi?
Not Available
Not Available
1.5 Planet
Not Available
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1.6 Element of Planets
Not Available
transition metal
1.7 How to Wear?
1.7.1 Finger
Not Available
Not Available
1.7.2 Ring Metal
Not Available
Not Available
1.8 Energy
Not Available
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1.2 Deities
Not Available
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1.3 Not to wear with
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1.5 Powers
1.7 Birthstone
1.7.1 Planetary
Not Available
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1.9.1 Talisman
Not Available
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2 Physical Properties
2.1 Tenacity
Not Available
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2.3 Solubility
2.5 Durability
Not Available
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2.8 Specific Gravity
3.62-3.68Not Available
1
7.18
3.5 Fracture
3.6 Cleavage
Not Available
Not Available
3.7 Mohs Hardness
3.11 Chemical Composition
(Mg,Fe,Zn)Al 6BeO 12Ulrich Henn and Claudio C.
Not Available
4 Optical Properties
4.1 Luster
4.2 Pleochroism
Not Available
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4.3 Dispersion
5.4 Transparency
Gemmological Tables (2004)
Not Available
5.5 Refractive Index
1.719-1.739Not Available
1
3.25
5.8 Optic Character
Not Available
Not Available
5.9 Crystal System
Trigonal
face-centered cubic (fcc)
5.10 Birefringence
0.014-0.016Not Available
0
0.296
5.14 Clarity
TransparentUlrich Henn and Claudio C. Milisenda
Not Available
6 Benefits
6.1 Physical
6.1.1 Neurological
Not Available
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6.1.2 Cardiovascular
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6.1.3 Respiratory
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6.1.4 Reproductive
Not Available
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6.1.5 Digestive
Not Available
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6.2 Psychology
Not Available
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6.3 Healing
Not Available
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6.4 Qualities Associated
Not Available
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