1 Astrology
1.1 Origin
Southern and central Africa
USA
1.2 Color
Brown, Colorless, Green
Green, Greenish, Blue, Red
1.3 Streak
Not Available
Not Available
1.4 For which Rashi?
Not Available
Not Available
1.5 Planet
Not Available
Not Available
1.6 Element of Planets
Not Available
Not Available
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
Not Available
1.9 Deities
Not Available
Not Available
1.10 Not to wear with
Not Available
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1.11 Powers
Not Available
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1.12 Birthstone
1.12.1 Planetary
Not Available
Not Available
1.12.2 Talisman
Not Available
Not Available
2 Physical Properties
2.1 Tenacity
Not Available
Not Available
2.2 Solubility
Not Available
Not Available
2.3 Durability
Not Available
Not Available
2.4 Specific Gravity
3.14-3.252.55-2.70
1
7.18
2.5 Fracture
Gemstones (2009), UnevenArthur Thomas, Gemstones (2009)
Not Available
2.6 Cleavage
Not Available
Not Available
2.7 Mohs Hardness
2.8 Chemical Composition
Al 2SiO 5Arthur Thomas , Gemstones (2009)
SiO 2Arthur Thomas , Gemstones (2009)
3 Optical Properties
3.1 Luster
3.2 Pleochroism
DistinctArthur Thomas
Not Available
3.3 Dispersion
3.4 Transparency
3.5 Refractive Index
1.658-1.6781.530-1.543
1
3.25
3.6 Optic Character
Not Available
Not Available
3.7 Crystal System
Not Available
Not Available
3.8 Birefringence
Not Available0.003-0.009
0
0.296
3.9 Clarity
4 Benefits
4.1 Physical
4.1.1 Neurological
Not Available
Not Available
4.1.2 Cardiovascular
Not Available
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4.1.3 Respiratory
Not Available
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4.1.4 Reproductive
Not Available
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4.1.5 Digestive
Not Available
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4.2 Psychology
Not Available
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4.3 Healing
Not Available
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4.4 Qualities Associated
Not Available
Not Available