1 Astrology
2.1 Origin
Southern and central Africa
Southern and central Africa
2.5 Color
White
White, Violet, Blue, Yellow, Brownish, Colorless, Greenish
2.9 Streak
2.12 For which Rashi?
2.13 Planet
2.16 Element of Planets
2.18 Energy
2.20 How to Wear?
2.20.1 Finger
Not Available
Not Available
2.20.2 Ring Metal
Not Available
Not Available
2.21 Deities
Neptune, Tiamat
Not Available
2.22 Not to wear with
Not Available
Not Available
3.1 Powers
Not Available
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3.3 Birthstone
3.3.1 Planetary
Not Available
Not Available
3.4.1 Talisman
Not Available
Not Available
4 Physical Properties
4.1 Tenacity
Not Available
Not Available
4.3 Solubility
Not Available
Not Available
4.4 Durability
Not Available
Not Available
4.5 Specific Gravity
4.15 Fracture
ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009)
Uneven, Uneven, ConchoidalAnthony et al, Handbook of mineralogy (2001), Conchoidal, Brittle
4.16 Cleavage
3,1 basal
{???} Distinct, {???} Indistinct
4.17 Mohs Hardness
7.4 Chemical Composition
Be3Al2SiO6
3CaAl 2Si 2O 8 · CaCO 3Anthony et al , Handbook of mineralogy (2001)
8 Optical Properties
8.1 Luster
Vitreous
Vitreous, Resinous
8.3 Pleochroism
Not Available
Not Available
9.2 Dispersion
9.11 Transparency
Transparent
Transparent, Translucent
9.13 Refractive Index
1.562-1.6151.556-1.600
1
3.25
9.27 Optic Character
Not Available
Not Available
9.28 Crystal System
9.29 Birefringence
0.003-0.0100.024-0.037
0
0.296
13.11 Clarity
14 Benefits
14.1 Physical
14.1.1 Neurological
Not Available
Not Available
14.1.2 Cardiovascular
Not Available
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14.1.3 Respiratory
Not Available
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14.1.4 Reproductive
Not Available
Not Available
14.1.5 Digestive
Not Available
Not Available
14.2 Psychology
Not Available
Not Available
14.3 Healing
Not Available
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14.4 Qualities Associated
Not Available
Not Available