1 Astrology
1.1 Origin
Russia, Columbia
Madagascar, Southern and central Africa
1.2 Color
White, White, Colorless, Red, Reddish
White, Yellow, Blue, Green, Green, gray, Yellow
1.3 Streak
1.4 For which Rashi?
Not Available
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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
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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
2.2 Solubility
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2.3 Durability
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2.4 Specific Gravity
2.20-2.262.55-2.63
1
7.18
2.5 Fracture
Uneven, Brittle, Metallic, Gemstones (2009)
Uneven, Uneven, Gems
2.6 Cleavage
Perfect on {110}
{001} Perfect, {010} Good
2.7 Mohs Hardness
2.8 Chemical Composition
Na 2[Al 2Si 3O 10] · 2H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
KAlSi 3O 8Arthur Thomas , Gemstones (2009)
3 Optical Properties
3.1 Luster
Vitreous, Silky, Pearly
Vitreous
3.2 Pleochroism
NilArthur Thomas
WeakMichael OâDonoghue
3.3 Dispersion
3.4 Transparency
Transparent, Translucent
Translucent
3.5 Refractive Index
1.478-1.4931.514-1.539
1
3.25
3.6 Optic Character
Not Available
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3.7 Crystal System
Orthorhombic
Triclinic Pinacoidal H-M Symbol ( 1) Space Group: C1
3.8 Birefringence
0.012-0.0130.008-0.010
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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