1 Astrology
1.1 Origin
Southern and central Africa
Australia, Spain, Brazil, Germany, Australia, Spain, Brazil, Germany, Australia, Spain, Brazil
1.2 Color
Colorless, Greenish, Colorless, Green, gray, Yellow
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
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1.7.2 Ring Metal
Not Available
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1.8 Energy
1.9 Deities
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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
2.2 Solubility
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2.3 Durability
Not Available
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2.4 Specific Gravity
3.21-3.382.42-2.58
1
7.18
2.5 Fracture
Irregular/uneven, Uneven
Conchoidal, Splintery, ConchoidalWalter Schumann, Gemstones of the world (2001) More from other references, Brittle
2.6 Cleavage
Perfect on {001}
[010] perfect
2.7 Mohs Hardness
2.8 Chemical Composition
Ca 2Al 3(SiO 4) 3(OH)Walter Schumann , Gemstones of the world (2001) More from other references
AlPO4 · 2(H2O)
3 Optical Properties
3.1 Luster
3.2 Pleochroism
StrongArthur Thomas
MissingWalter Schumann
3.3 Dispersion
3.4 Transparency
Transparent
Translucent, Opaque . May be translucent when backlit on the edges.
3.5 Refractive Index
1.670-1.7341.560-1.594
1
3.25
3.6 Optic Character
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3.7 Crystal System
3.8 Birefringence
3.9 Clarity
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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