1 Astrology
1.1 Origin
Australia, Canada
Southern and central Africa
1.2 Color
White, Colorless, Blue, Red, Green, Yellow, Violet
Colorless, Green, Yellow, White, Colorless, Green, Yellow, White
1.3 Streak
1.4 For which Rashi?
Not Available
Not Available
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
1.98-2.503.23-3.26
1
7.18
2.5 Fracture
Conchoidal, Conchoidal, Gemstones of the world (2001)
Conchoidal, ConchoidalAnthony et al, Handbook of mineralogy (2001), Conchoidal, Brittle
2.6 Cleavage
Not Available
Perfect on {010} imperfect on {100}
2.7 Mohs Hardness
2.8 Chemical Composition
SiO 2 · nH 2OWalter Schumann , Gemstones of the world (2001)
Mg 2SiO 4Michael OâDonoghue , Gems, Sixth Edition (2006)
3 Optical Properties
3.1 Luster
3.2 Pleochroism
AbsentWalter Schumann
colorless.
3.3 Dispersion
3.4 Transparency
3.5 Refractive Index
1.37-1.521.635-1.671
1
3.25
3.6 Optic Character
Not Available
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3.7 Crystal System
Not Available
Orthorhombic
3.8 Birefringence
Not Available0.033-0.042
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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