1 Astrology
1.1 Origin
USA
Canada, Southern and central Africa, Italy, Australia, India
1.2 Color
Yellow, White, Brown, Red
Violet, Brownish, Yellow, Reddish, Pale pink
1.3 Streak
1.4 For which Rashi?
1.5 Planet
Not Available
Mercury, Jupiter
1.6 Element of Planets
1.7 How to Wear?
1.7.1 Finger
Not Available
Not Available
1.7.2 Ring Metal
Not Available
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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
Not Available
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2.4 Specific Gravity
2.5 Fracture
Uneven, Uneven, ConchoidalAnthony et al, Handbook of mineralogy (2001), Conchoidal, Brittle
ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009)
2.6 Cleavage
{???} Distinct
Poor on {0001}
2.7 Mohs Hardness
2.8 Chemical Composition
Mg 3(SiO 4)(F,OH) 2Anthony et al , Handbook of Mineralogy (2001)
KNa 2(Fe3+ ,Mn3+ ,Al) 2Li 3Si 12O 30Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
3 Optical Properties
3.1 Luster
3.2 Pleochroism
Pale yellow very pale yellow colorlessAnthony et al
Weak
3.3 Dispersion
3.4 Transparency
3.5 Refractive Index
1.563-1.5931.607-1.612
1
3.25
3.6 Optic Character
Not Available
Not Available
3.7 Crystal System
3.8 Birefringence
Not Available0.003
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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