1 Astrology
1.1 Origin
Italy, Canada
Australia, Spain, Brazil, Germany, Australia, Spain, Brazil, Germany, Australia, Spain, Brazil
1.2 Color
Blue, Red, Yellow, Colorless, Blue, Colorless, Green, Yellow, White, Blue, Colorless, Green, Yellow, White
Green, Blue, Colorless
1.3 Streak
1.4 For which Rashi?
1.5 Planet
Not Available
Not Available
1.6 Element of Planets
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
1.9 Deities
Not Available
Past Life Recall
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
Not Available
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2.2 Solubility
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2.3 Durability
Not Available
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2.4 Specific Gravity
2.90-3.102.42-2.58
1
7.18
2.5 Fracture
Uneven, Conchoidal, Brittle, Uneven, ConchoidalAnthony et al, Handbook of mineralogy (2001), Conchoidal, Brittle
Conchoidal, Splintery, ConchoidalWalter Schumann, Gemstones of the world (2001) More from other references, Brittle
2.6 Cleavage
Poor/indistinct on {1120} and {1011}
[010] perfect
2.7 Mohs Hardness
2.8 Chemical Composition
Na(Li 1.5Al 1.5)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012) More from other references
AlPO4 · 2(H2O)
3 Optical Properties
3.1 Luster
3.2 Pleochroism
Pale green
MissingWalter Schumann
3.3 Dispersion
3.4 Transparency
Transparent
Translucent, Opaque . May be translucent when backlit on the edges.
3.5 Refractive Index
1.614-1.6661.560-1.594
1
3.25
3.6 Optic Character
Not Available
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3.7 Crystal System
3.8 Birefringence
1.11 Clarity
2 Benefits
2.1 Physical
2.1.1 Neurological
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3.1.1 Cardiovascular
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3.2.1 Respiratory
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3.3.1 Reproductive
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3.4.1 Digestive
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3.5 Psychology
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3.6 Healing
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3.7 Qualities Associated
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