1 Astrology
1.1 Origin
USA
Ethiopia, Mexico, Honduras, Guatemala, Brazil, USA, Canada, Madagascar, Tanzania, Czech, Slovakia
1.2 Color
Green, Colorless, Greenish, White
Black, Red
1.3 Streak
Greenish, White
Not Available
1.4 For which Rashi?
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1.5 Planet
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1.6 Element of Planets
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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
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1.9 Deities
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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
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2.3 Durability
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2.4 Specific Gravity
3.1-3.2Not Available
1
7.18
2.5 Fracture
UnevenArthur Thomas, Gemstones (2009), UnevenArthur Thomas, Gemstones (2009)
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2.6 Cleavage
Vitreous, pearly on cleavage
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2.7 Mohs Hardness
2.8 Chemical Composition
(Fe2+ ,Mg,Mn2+ ) 3(PO 4) 2 · 4H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
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3 Optical Properties
3.1 Luster
Vitreous, Pearly
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3.2 Pleochroism
NilArthur Thomas
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3.3 Dispersion
3.4 Transparency
Gemmological Tables (2004) More from other references
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3.5 Refractive Index
1.653-1.6931.42-1.47
1
3.25
3.6 Optic Character
Not Available
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3.7 Crystal System
3.8 Birefringence
0.038-0.044Not Available
0
0.296
3.9 Clarity
TransparentUlrich Henn and Claudio C. Milisenda
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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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