1 Astrology
1.1 Origin
Not Available
Pakistan, Tanzania
1.2 Color
Greenish, White, White, gray, Greenish, Reddish, White, gray, Greenish, Green, gray, White, gray, Greenish, Green, gray
Brown, gray, Green, Blue, rose, Red
1.3 Streak
1.4 For which Rashi?
1.5 Planet
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1.6 Element of Planets
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1.7 How to Wear?
1.7.1 Finger
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1.7.2 Ring Metal
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1.8 Energy
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1.9 Deities
1.10 Not to wear with
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1.11 Powers
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
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2.4 Specific Gravity
2.60-2.653.20-3.50
1
7.18
2.5 Fracture
Uneven, Uneven, Gems, Sixth Edition (2006), Uneven, Conchoidal
Uneven, Conchoidal, ConchoidalArthur Thomas, Gemstones (2009), Even
2.6 Cleavage
Perfect on {001}, very good on {010}, imperfect on {110}
Perfect {010} imperfect {100}
2.7 Mohs Hardness
2.8 Chemical Composition
NaAlSi 3O 8Michael OâDonoghue , Gems, Sixth Edition (2006)
Ca2Al3(SiO4)3(OH)
3 Optical Properties
3.1 Luster
Vitreous, Pearly
Vitreous
3.2 Pleochroism
colorless.
X = pale pink to red-violet; Y = nearly colorless to bright pink or deep blue; Z = pale yellow to yellow-green
3.3 Dispersion
3.4 Transparency
Transparent, Translucent
Transparent, Translucent, Opaque . May be translucent in thin backlit sections.
3.5 Refractive Index
1.525-1.5421.685-1.707
1
3.25
3.6 Optic Character
Not Available
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3.7 Crystal System
3.8 Birefringence
0.008-0.0110.006-0.018
0
0.296
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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