1 Astrology
1.1 Origin
Canada, Southern and central Africa, Italy, Australia, India
Italy
1.2 Color
Violet, Brownish, Yellow, Reddish, Pale pink
Green, Green, gray, Brown, Black
1.3 Streak
White
Greenish, White, Greenish, White
1.4 For which Rashi?
1.5 Planet
Mercury, Jupiter
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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
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
2.69-2.792.58-2.80
1
7.18
2.5 Fracture
ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009)
Conchoidal, Brittle, Metallic, Conchoidal, Handbook of mineralogy (2001)
2.6 Cleavage
Poor on {0001}
{001} Good
2.7 Mohs Hardness
2.8 Chemical Composition
KNa 2(Fe3+ ,Mn3+ ,Al) 2Li 3Si 12O 30Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
(Mg,Fe2+ ) 3Si 2O 5(OH) 4Anthony et al , Handbook of mineralogy (2001)
3 Optical Properties
3.1 Luster
Vitreous
Waxy, Silky, Resinous, Greasy
3.2 Pleochroism
Weak
pale greenish yellow.
3.3 Dispersion
3.4 Transparency
3.5 Refractive Index
1.607-1.6121.530-1.575
1
3.25
3.6 Optic Character
Not Available
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3.7 Crystal System
Hexagonal
Monoclinic Domatic H-M Symbol (m) Space Group: Cm
3.8 Birefringence
0.003Not Available
0
0.296
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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