1 Astrology
1.1 Origin
Southern and central Africa
Not Available
1.2 Color
White, Colorless, Blue, Red, Green, Yellow, Violet, pink, Violet
Green, Grey, Blue, Yellow, Colorless, Violet, Red
1.3 Streak
Not Available
Greenish, White
1.4 For which Rashi?
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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
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2.2 Solubility
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2.3 Durability
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2.4 Specific Gravity
2.27-2.33Not Available
1
7.18
2.5 Fracture
UnevenArthur Thomas, Gemstones (2009), UnevenArthur Thomas, Gemstones (2009)
Sub-Conchoidal, Splintery
2.6 Cleavage
Not Available
{201} Imperfect, {100} Poor, {001} Poor
2.7 Mohs Hardness
2.8 Chemical Composition
Na 8Al 6Si 6O 24Cl 2Michael OâDonoghue , Gems, Sixth Edition (2006)
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3 Optical Properties
3.1 Luster
Vitreous
Sub-Adamantine, Vitreous, Resinous
3.2 Pleochroism
3.3 Dispersion
3.4 Transparency
Gemmological Tables (2004)
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3.5 Refractive Index
1.483-1.487Not Available
1
3.25
3.6 Optic Character
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3.7 Crystal System
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Orthorhombic
3.8 Birefringence
Not AvailableNot Available
0
0.296
3.9 Clarity
Transparent
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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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