1 Astrology
1.1 Origin
Not Available
Russia, Madagascar, Brazil
1.2 Color
Green, Yellow, Brown, White, Colorless, Blue, Brownish, Black
Green, Green, White, Blue
1.3 Streak
1.4 For which Rashi?
1.5 Planet
1.6 Element of Planets
1.7 How to Wear?
1.7.1 Finger
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1.7.2 Ring Metal
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1.8 Energy
1.9 Deities
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
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2.2 Solubility
2.3 Durability
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2.4 Specific Gravity
2.5 Fracture
Uneven, Subconchoidal, UnevenArthur Thomas, Fibrous
Uneven, Uneven, Gems, Sixth Edition (2006)
2.6 Cleavage
[110] perfect, [101] good, [010] distinct
2,1 basal ; 2,1 prismatic ; 3,1 pinacoidal
2.7 Mohs Hardness
2.8 Chemical Composition
Al 3(PO 4) 2(OH,F) 3 · 5H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
KAlSi3O8
3 Optical Properties
3.1 Luster
Vitreous, Resinous, Pearly
Vitreous
3.2 Pleochroism
Weak
WeakMichael OâDonoghue
3.3 Dispersion
3.4 Transparency
Gems
Translucent, Translucent to opaque
3.5 Refractive Index
1.518-1.5611.522-1.530
1
3.25
3.6 Optic Character
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3.7 Crystal System
3.8 Birefringence
3.9 Clarity
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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