1 Astrology
1.1 Origin
Kenya, Southern and central Africa
Not Available, Southern and central Africa
1.2 Color
Green, Brown, Yellow, Red
Green, Black, White, Grey, Green, Black, White, Grey, Green, Black, gray, Black, Green, Black, gray, Black
1.3 Streak
1.4 For which Rashi?
Not Available
Not Available
1.5 Planet
Not Available
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1.6 Element of Planets
Not Available
Not Available
1.7 How to Wear?
1.7.1 Finger
Not Available
Not Available
1.7.2 Ring Metal
Not Available
Not Available
1.8 Energy
Not Available
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1.9 Deities
Not Available
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1.10 Not to wear with
Not Available
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1.11 Powers
Not Available
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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
Not Available
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2.2 Solubility
Not Available
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2.3 Durability
Not Available
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2.4 Specific Gravity
2.5 Fracture
Gemstones (2009)
Uneven, UnevenArthur Thomas, Gemstones (2009), Splintery
2.6 Cleavage
Not Available
perfect along {110}.
2.7 Mohs Hardness
2.8 Chemical Composition
Al 2SiO 5Arthur Thomas , Gemstones (2009) More from other references
Ca 2(Mg,Fe) 5Si 8O 22(OH) 2Ulrich Henn and Claudio C.
3 Optical Properties
3.1 Luster
3.2 Pleochroism
Blue stones strong trichroism: colorless/pale blue (greenish or violet)-blue dark blueHerve Nicolas Lazzarelli
moderate
3.3 Dispersion
3.4 Transparency
Transparent
TransparentUlrich Henn and Claudio C. Milisenda, Gemmological Tables (2004) More from other references
3.5 Refractive Index
1.710-1.7351.613-1.628
1
3.25
3.6 Optic Character
3.7 Crystal System
3.8 Birefringence
0.012-0.0330.0250-0.0270
0
0.296
3.9 Clarity
Transparent
TransparentUlrich 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
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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
Not Available
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