1 Astrology
1.1 Origin
USA, Southern and central Africa, green, blue, China, India, USA, Italy, green, blue, China, India, USA, Italy
USA
1.2 Color
White, Yellow
Brown, Red, Black, Brownish
1.3 Streak
Not Available
Reddish, Brown, Reddish, Brown
1.4 For which Rashi?
1.5 Planet
1.6 Element of Planets
Not Available
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1.7 How to Wear?
1.7.1 Finger
Not Available
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1.7.2 Ring Metal
Not Available
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1.8 Energy
1.9 Deities
Not Available
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1.10 Not to wear with
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1.11 Powers
1.12 Birthstone
1.12.1 Planetary
Not Available
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1.12.2 Talisman
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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
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2.4 Specific Gravity
2.44-2.625.05-5.22
1
7.18
2.5 Fracture
Uneven, Uneven, Gemstones of the world (2001) More from other references
Uneven, Uneven, ConchoidalAnthony et al, Handbook of mineralogy (2001)
2.6 Cleavage
2.7 Mohs Hardness
2.8 Chemical Composition
H 4Mg 3Si 2O 9Walter Schumann , Gemstones of the world (2001) More from other references
(Zn,Mn2+ ,Fe2+ )(Fe3+ ,Mn3+ ) 2O 4Anthony et al , Handbook of mineralogy (2001)
3 Optical Properties
3.1 Luster
Vitreous, Greasy, Silky
Not Available
3.2 Pleochroism
AbsentWalter Schumann
Not Available
3.3 Dispersion
3.4 Transparency
3.5 Refractive Index
1.560-1.571Not Available
1
3.25
3.6 Optic Character
Not Available
Not Available
3.7 Crystal System
monoclinic
Isometric Hexoctahedral H-M Symbol (4/m 3 2/m) Space Group: F d3m
3.8 Birefringence
0.008-0.014Not Available
0
0.296
3.9 Clarity
4 Benefits
4.1 Physical
4.1.1 Neurological
Not Available
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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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