1 Astrology
1.2 Origin
Brazil, Southern and central Africa, Sri Lanka
USA, Southern and central Africa
1.4 Color
Red, gray
Yellow, Brown, Reddish, Greenish, Green, gray
1.5 Streak
1.8 For which Rashi?
Not Available
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1.1 Planet
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1.3 Element of Planets
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1.1 Energy
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1.2 How to Wear?
1.3.1 Finger
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1.5.1 Ring Metal
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1.8 Deities
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1.12 Not to wear with
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1.17 Powers
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1.21 Birthstone
1.23.0 Planetary
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1.28.1 Talisman
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2 Physical Properties
2.1 Tenacity
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3.6 Solubility
Insoluble in acids
Not Available
3.12 Durability
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4.3 Specific Gravity
6.12 Fracture
Uneven, ConchoidalArthur Thomas, Gemstones (2009)
ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009), Conchoidal, Brittle
6.14 Cleavage
{110} good, 100 moderate, parting on {092} and {011}
{111} Indistinct, {111} Indistinct, {111} Indistinct
6.17 Mohs Hardness
10.2 Chemical Composition
TiO 2Michael OâDonoghue , Gems, Sixth Edition (2006)
(Ca,Na) 2Ta 2O 6(O,OH,F)Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
11 Optical Properties
11.1 Luster
11.2 Pleochroism
Weak to distinct brownish red-green-yellow
Not Available
11.3 Dispersion
11.10 Transparency
Transparent, Translucent
Translucent
11.11 Refractive Index
2.609-2.9031.993-2.02
1
3.25
11.22 Optic Character
Not Available
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11.23 Crystal System
11.24 Birefringence
0.296Not Available
0
0.296
14.5 Clarity
15 Benefits
15.1 Physical
15.1.1 Neurological
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15.1.2 Cardiovascular
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15.1.3 Respiratory
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15.1.4 Reproductive
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15.1.5 Digestive
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15.2 Psychology
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15.3 Healing
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15.4 Qualities Associated
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