1 Astrology
1.1 Origin
Southern and central Africa
Mexico
1.2 Color
White, Colorless, Blue, Red, Green, Yellow, Violet
Colorless, White, Colorless, Greenish, Brown, White, Colorless, Greenish, Brown, White, Colorless, Greenish, Brown
1.3 Streak
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
2.2 Solubility
2.3 Durability
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2.4 Specific Gravity
2.55-2.702.20-2.40
1
7.18
2.5 Fracture
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Conchoidal, Splintery, Fibrous, UnevenArthur Thomas, Gemstones (2009)
2.6 Cleavage
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Perfect on {010}, distinct on {100}
2.7 Mohs Hardness
2.8 Chemical Composition
SiO 2 (with trace Cr minerals) Gemdat.org , Management Team (2012)
CaSO 4 -2(H 2O)Arthur Thomas , Gemstones (2009)
3 Optical Properties
3.1 Luster
Waxy
Vitreous, Silky, Pearly, Waxy
3.2 Pleochroism
3.3 Dispersion
3.4 Transparency
Translucent
Transparent, Translucent
3.5 Refractive Index
1.530-1.5431.521-1.531
1
3.25
3.6 Optic Character
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3.7 Crystal System
3.8 Birefringence
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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