1 Astrology
1.1 Origin
China, Pakistan
Australia, Southern and central Africa, green, brown, Australia, France, green, brown, Australia, France
1.2 Color
Red, Brown, Black, pink, Brownish
Green, Colorless, gray, Yellow, White
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
Not Available
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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
2.2 Solubility
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2.3 Durability
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2.4 Specific Gravity
3.85-3.942.80-2.95
1
7.18
2.5 Fracture
ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009), Uneven
Uneven, Yellow, White, UnevenWalter Schumann, Gemstones of the world (2001) More from other references, Brittle, Metallic
2.6 Cleavage
{010} Good, {100} Distinct
Distinct on [001]
2.7 Mohs Hardness
2.8 Chemical Composition
(Mn2+ ,Fe2+ ,Mg,Ca) 2(PO 4)(F,OH)Michael OâDonoghue , Gems, Sixth Edition (2006)
Ca2Al2Si3O12(OH)
3 Optical Properties
3.1 Luster
3.2 Pleochroism
DistinctArthur Thomas
AbsentWalter Schumann
3.3 Dispersion
3.4 Transparency
3.5 Refractive Index
1.643-1.7031.611-1.673
1
3.25
3.6 Optic Character
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3.7 Crystal System
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Orthorhombic
3.8 Birefringence
3.9 Clarity
Translucent
TranslucentHerve Nicolas Lazzarelli
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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