1 Astrology
1.1 Origin
Southern and central Africa
Pakistan, Tanzania
1.2 Color
Colorless, Yellow, White, Colorless, White
Brown, gray, Green, Blue, rose, Red
1.3 Streak
1.4 For which Rashi?
Not Available
Not Available
1.5 Planet
Not Available
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1.6 Element of Planets
Not Available
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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
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1.9 Deities
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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
Partially soluble in water
Not Available
2.3 Durability
Not Available
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2.4 Specific Gravity
2.5 Fracture
Not Available
Uneven, Conchoidal, ConchoidalArthur Thomas, Gemstones (2009), Even
2.6 Cleavage
Perfect on {10 1 0}
Perfect {010} imperfect {100}
2.7 Mohs Hardness
2.8 Chemical Composition
Ca 6Al 2(SO 4) 3(OH) 12 26H 2OMichael OâDonoghue , Gems, Sixth Edition (2006)
Ca2Al3(SiO4)3(OH)
3 Optical Properties
3.1 Luster
3.2 Pleochroism
Not Available
X = pale pink to red-violet; Y = nearly colorless to bright pink or deep blue; Z = pale yellow to yellow-green
3.3 Dispersion
1.5 Transparency
Transparent, Translucent
Transparent, Translucent, Opaque . May be translucent in thin backlit sections.
1.6 Refractive Index
1.470-1.4911.685-1.707
1
3.25
1.10 Optic Character
Not Available
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1.11 Crystal System
1.12 Birefringence
1.14 Clarity
2 Benefits
2.1 Physical
2.1.1 Neurological
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2.1.2 Cardiovascular
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2.1.3 Respiratory
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2.1.4 Reproductive
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2.1.5 Digestive
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2.2 Psychology
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2.3 Healing
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2.4 Qualities Associated
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