1 Astrology
1.1 Origin
Southern and central Africa
Southern and central Africa
1.2 Color
Blue, Green, Colorless
Blue, Grey
1.3 Streak
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
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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
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1.12.2 Talisman
Not Available
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2 Physical Properties
2.1 Tenacity
Not Available
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2.2 Solubility
Not Available
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2.3 Durability
Not Available
Not Available
2.4 Specific Gravity
2.64-2.702.58-2.64
1
7.18
2.5 Fracture
(e.g. graphite).
Gemstones of the world (2001)
2.6 Cleavage
{010} Perfect
Not Available
2.7 Mohs Hardness
2.8 Chemical Composition
Fe 3(PO 4) 2 8H 2OUlrich Henn and Claudio C.
SiO 2Walter Schumann , Gemstones of the world (2001)
3 Optical Properties
3.1 Luster
Vitreous, Pearly
Not Available
3.2 Pleochroism
Anomalous plechroism is strong with colours deep blue/pale yellowish green/yellowish green.Michael OâDonoghue
Not Available
3.3 Dispersion
3.4 Transparency
Transparent
Gemstones of the world (2001)
3.5 Refractive Index
1.560-1.6401.534-1.540
1
3.25
3.6 Optic Character
Not Available
Not Available
3.7 Crystal System
Not Available
Not Available
3.8 Birefringence
0.054-0.075Not Available
0
0.296
3.9 Clarity
Transparent
Gemstones of the world (2001)
4 Benefits
4.1 Physical
4.1.1 Neurological
Not Available
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4.1.2 Cardiovascular
Not Available
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4.1.3 Respiratory
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4.1.4 Reproductive
Not Available
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4.1.5 Digestive
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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