1 Astrology
1.1 Origin
Southern and central Africa
USA, Zambia, Madagascar, India, Sri Lanka, Russia, Australia, Color: violet, purple-violet, Hardness: 7, Refractive index: 1.54 1.55, Density: 2.65 2.66, Chemical composition: SiO2, Crystal structure: hexagonal, Lustre: vitreous, Origins: Widespread; main sources are Brazil, Uruguay, Bolivia, Argentina, USA, East Africa, Zambia, Namibia, Madagascar, India, Sri Lanka, Russia, Brazil, Uruguay, Bolivia, Argentina, Australia, Brazil, Uruguay, Bolivia, Argentina, Australia
1.2 Color
Brown, Brownish, White, Colorless, Yellow
Violet, White, Colorless, Blue, Red, Green, Yellow, pink, Violet, pink
1.3 Streak
1.4 For which Rashi?
Not Available
Pisces, Scorpio, Sagittarius, Pisces, Scorpio, Sagittarius, Pisces, Scorpio, Sagittarius
1.5 Planet
Not Available
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1.6 Element of Planets
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
1.9 Deities
1.10 Not to wear with
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1.11 Powers
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Love, Courage
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
Not Available
insoluble in common solvents
2.3 Durability
Not Available
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2.4 Specific Gravity
2.5 Fracture
ConchoidalAnthony et al, Handbook of mineralogy (2001), ConchoidalAnthony et al, Handbook of mineralogy (2001), Conchoidal, Brittle
Conchoidal, ConchoidalWalter Schumann, Gemstones of the world (2001)
2.6 Cleavage
{011} Imperfect
Indiscernible
2.7 Mohs Hardness
2.8 Chemical Composition
Al 2(Cl 2O 12) · 18H 2OUlrich Henn and Claudio C.
SiO2
3 Optical Properties
3.1 Luster
3.2 Pleochroism
Weak: yellowish brown yellowAnthony et al
None
3.3 Dispersion
3.4 Transparency
Gemmological Tables (2004) More from other references
Transparent, Transparent to translucent
3.5 Refractive Index
1.509-1.5411.544-1.553
1
3.25
3.6 Optic Character
Not Available
Not Available
3.7 Crystal System
3.8 Birefringence
3.9 Clarity
TransparentUlrich Henn and Claudio C. Milisenda
Transparent
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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