1 Astrology
1.1 Origin
Southern and central Africa
USA, Mexico
1.2 Color
White, Violet, Blue, Yellow, Brown, Brownish, Colorless, Greenish
Green, Brown, Greenish, Brown, Green, Green, Black
1.3 Streak
White
Greenish, gray, Greenish, gray
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
Uneven, Uneven, ConchoidalAnthony et al, Handbook of mineralogy (2001), Brittle, Conchoidal
Uneven, Uneven, ConchoidalAnthony et al, Handbook of mineralogy (2001), Brittle, Conchoidal
2.6 Cleavage
Distinct on {100} and {110}
{110} Perfect, {010} Indistinct
2.7 Mohs Hardness
2.8 Chemical Composition
3NaAlSi 3O 8 · NaClAnthony et al , Handbook of mineralogy (2001)
(Ca,Na)(Mg,Fe,Al,Ti)(Si,Al) 2O 6Anthony et al , Handbook of mineralogy (2001)
3 Optical Properties
3.1 Luster
Vitreous, Pearly, Resinous
Vitreous, Resinous
3.2 Pleochroism
3.3 Dispersion
3.4 Transparency
Transparent, Translucent
Transparent, Translucent
3.5 Refractive Index
1.540-1.5501.671-1.774
1
3.25
3.6 Optic Character
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3.7 Crystal System
tetragonal
Monoclinic Prismatic H-M Symbol (2/m) Space Group: C 2/c
3.8 Birefringence
0.004-0.008Not 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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