1 Astrology
1.1 Origin
Tanzania, Yellow, green, Yellow, green
Southern and central Africa
1.2 Color
Blue
Black, Reddish, gray
1.3 Streak
White, Colorless
Black, Red
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
Not Available
1.7 How to Wear?
1.7.1 Finger
Not Available
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1.7.2 Ring Metal
Not Available
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1.8 Energy
Receptive, Projective
Not Available
1.9 Deities
1.10 Not to wear with
Not Available
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1.11 Powers
Love, Healing
Not Available
1.12 Birthstone
1.12.1 Planetary
Not Available
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1.12.2 Talisman
Not Available
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2 Physical Properties
2.1 Tenacity
2.2 Solubility
Not Available
Not Available
2.3 Durability
2.4 Specific Gravity
2.5 Fracture
Uneven, Conchoidal, UnevenWalter Schumann, Gemstones of the world (2001)
Uneven, Uneven, ConchoidalArthur Thomas, Gemstones (2009), Brittle
2.6 Cleavage
Perfect {010}, imperfect {100}
Distinct on {10 1 1}
2.7 Mohs Hardness
2.8 Chemical Composition
Ca2Al3(SiO4)3(OH)
Ag 3AsS 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
3 Optical Properties
3.1 Luster
3.2 Pleochroism
Present
Moderate; cochineal-red to blood-red
3.3 Dispersion
3.4 Transparency
Transparent, Translucent, Transparent to translucent
OpaqueUlrich Henn and Claudio C. Milisenda, Gemmological Tables (2004) Rarely transparentMore from other references
3.5 Refractive Index
1.685-1.7072.792-3.087
1
3.25
3.6 Optic Character
Not Available
Not Available
3.7 Crystal System
3.8 Birefringence
0.006-0.0180.295-0.296
0
0.296
3.9 Clarity
TransparentUlrich Henn and Claudio C. Milisenda
OpaqueUlrich Henn and Claudio C. Milisenda
4 Benefits
4.1 Physical
4.1.1 Neurological
Not Available
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4.1.2 Cardiovascular
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4.1.3 Respiratory
Not Available
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4.1.4 Reproductive
Not Available
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4.1.5 Digestive
Not Available
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4.2 Psychology
Not Available
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4.3 Healing
Not Available
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4.4 Qualities Associated
Not Available
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