1 Astrology
1.1 Origin
Canada, Columbia, Brazil, Burma, Russia, blue
Southern and central Africa
1.2 Color
Blue, White, pink, gray, Green
White, Colorless, Blue, Red, Green, Yellow, Violet, Black, Green, Red, Blue, White
1.3 Streak
1.4 For which Rashi?
Sagittarius
Not Available
1.5 Planet
1.6 Element of Planets
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
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
2.2 Solubility
2.3 Durability
Not Available
Not Available
2.4 Specific Gravity
2.15-2.403.03-3.18
1
7.18
2.5 Fracture
Conchoidal, Uneven, UnevenArthur Thomas, Brittle
Uneven, Uneven, Irregular, ConchoidalAnthony et al, Handbook of mineralogy (2001), Conchoidal, Brittle
2.6 Cleavage
Poor on {110}
{???} Indistinct
2.7 Mohs Hardness
2.8 Chemical Composition
Na8Al6Si6O24Cl2
Na(Mg 3)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012)
3 Optical Properties
3.1 Luster
3.2 Pleochroism
AbsentWalter Schumann
Very strong: pale yellow colorless
3.3 Dispersion
3.4 Transparency
Transparent, Translucent, Opaque
Transparent
3.5 Refractive Index
1.478-1.4881.614-1.666
1
3.25
3.6 Optic Character
Not Available
Not Available
3.7 Crystal System
cubic
Trigonal Ditrigonal Pyramidal H-M Symbol (3m) Space Group: R 3m
3.8 Birefringence
Not Available0.014-0.032
0
0.296
3.9 Clarity
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
Not Available
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4.3 Healing
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4.4 Qualities Associated
Not Available
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