1 Astrology
1.1 Origin
Canada
Southern and central Africa
1.2 Color
Colorless, Colorless, Yellow, Green, White, Blue
Blue
1.3 Streak
Not Available
Not Available
1.4 For which Rashi?
Not Available
Not Available
1.5 Planet
Not Available
Not Available
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
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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
Not Available
2.4 Specific Gravity
2.70-2.752.64-2.69
1
7.18
2.5 Fracture
ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009)
Gems, Sixth Edition (2006), Gems, Sixth Edition (2006)
2.6 Cleavage
From the Greek for luster, for its pearly luster on the cleavage.
Not Available
2.7 Mohs Hardness
2.8 Chemical Composition
Al 2(PO 4)(OH) 3Michael OâDonoghue , Gems, Sixth Edition (2006)
SiO 2Michael OâDonoghue , Gems, Sixth Edition (2006)
3 Optical Properties
3.1 Luster
3.2 Pleochroism
NilArthur Thomas
Not Available
3.3 Dispersion
3.4 Transparency
Gemmological Tables (2004) More from other references
Transparent, Translucent
3.5 Refractive Index
1.570-1.5911.544-1.553
1
3.25
3.6 Optic Character
Not Available
Not Available
3.7 Crystal System
3.8 Birefringence
3.9 Clarity
TransparentUlrich Henn and Claudio C. Milisenda
Transparent
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
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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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