1 Astrology
1.1 Origin
Tanzania, Yellow, green, Yellow, green
Brazil, Southern and central Africa
1.2 Color
Blue
White, Colorless, Greenish, gray
1.3 Streak
1.4 For which Rashi?
Sagittarius, Pisces, Virgo, Sagittarius, Pisces, Virgo, Sagittarius, Pisces, Virgo
Not Available
1.5 Planet
Not Available
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1.6 Element of Planets
Air, Water, Earth
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1.7 How to Wear?
1.7.1 Finger
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1.7.2 Ring Metal
Not Available
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1.8 Energy
Receptive, Projective
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1.9 Deities
1.10 Not to wear with
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1.11 Powers
Love, Healing
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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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2.3 Durability
2.4 Specific Gravity
2.5 Fracture
Uneven, Conchoidal, UnevenWalter Schumann, Gemstones of the world (2001)
Uneven, Uneven, ConchoidalAnthony et al, Handbook of mineralogy (2001), Brittle, Conchoidal
2.6 Cleavage
Perfect {010}, imperfect {100}
{100} Perfect, {110} Good, {011} Distinct
2.7 Mohs Hardness
2.8 Chemical Composition
Ca2Al3(SiO4)3(OH)
LiAl(PO 4)(OH,F)Walter Schumann , Gemstones of the world (2001) More from other references
3 Optical Properties
3.1 Luster
3.2 Pleochroism
3.3 Dispersion
3.4 Transparency
Transparent, Translucent, Transparent to translucent
TransparentWalter Schumann, Gemstones of the world (2001) More from other references
3.5 Refractive Index
1.685-1.7071.578-1.646
1
3.25
3.6 Optic Character
Not Available
Not Available
3.7 Crystal System
Orthorhombic
Not Available
3.8 Birefringence
0.006-0.0180.020-0.030
0
0.296
3.9 Clarity
TransparentUlrich Henn and Claudio C. Milisenda
TransparentWalter Schumann
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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