1 Astrology
1.1 Origin
Italy, India, USA, Canada
Madagascar
1.2 Color
White, Colorless, Green, Yellow, Brown, Brown, Colorless, Yellow, White, Green
Brownish, Black, Reddish, Brown, Blue
1.3 Streak
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
2.2 Solubility
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2.3 Durability
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2.4 Specific Gravity
2.5 Fracture
Brittle, Uneven, Brittle, Uneven
Subconchoidal, ConchoidalAnthony et al, Handbook of mineralogy (2001), Conchoidal, Brittle
2.6 Cleavage
Perfect on {001}
{0001} good, {10 1 0} parting
2.7 Mohs Hardness
2.8 Chemical Composition
NaCa16Si23AlO60(OH)8•64(H2O)
(Ca,Ce)(Al,Ti,Mg)12O19
3 Optical Properties
3.1 Luster
Vitreous, Pearly
Vitreous
3.2 Pleochroism
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O = brownish gray; E = gray
3.3 Dispersion
3.4 Transparency
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Handbook of mineralogy (2001)
3.5 Refractive Index
3.6 Optic Character
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3.7 Crystal System
3.8 Birefringence
0.0140Not Available
0
0.296
3.9 Clarity
Not Available
Handbook of mineralogy (2001)
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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