1 Astrology
1.1 Origin
Canada, Russia
Brazil, Southern and central Africa, Sri Lanka
1.2 Color
Brown, Yellow, Greenish, Brown, Yellow, Greenish, Brown, Brownish, Red, Yellow
Red, gray
1.3 Streak
Brown, White, Brown, White
Red, Black
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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Insoluble in acids
2.3 Durability
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2.4 Specific Gravity
2.5 Fracture
Uneven, Brittle, Metallic
Uneven, ConchoidalArthur Thomas, Gemstones (2009)
2.6 Cleavage
Perfect on [001] imperfect on [100]
{110} good, 100 moderate, parting on {092} and {011}
2.7 Mohs Hardness
2.8 Chemical Composition
(K,Na) 3(Fe2+ ,Mn) 7Ti 2Si 8O 24(O,OH) 7Anthony et al , Handbook of mineralogy (2001)
TiO 2Michael OâDonoghue , Gems, Sixth Edition (2006)
3 Optical Properties
3.1 Luster
Greasy, Pearly
Adamantine
3.2 Pleochroism
Strong: X= deep red-orange Y= orange-yellow Z= lemon-yellow
Weak to distinct brownish red-green-yellow
3.3 Dispersion
3.4 Transparency
Translucent
Transparent, Translucent
3.5 Refractive Index
1.678-1.7582.609-2.903
1
3.25
3.6 Optic Character
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3.7 Crystal System
3.8 Birefringence
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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