1 Astrology
1.1 Origin
Australia, Austria, Brazil, Canada, Ethiopia, Italy, Mexico, Mozambique, Southern and central Africa, Switzerland
Southern and central Africa
1.2 Color
Colorless, Brownish, White
Yellow, Blue, Black, Green, gray
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
2.3 Durability
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2.4 Specific Gravity
2.20-2.233.43-3.44
1
7.18
2.5 Fracture
Irregular/uneven, UnevenAnthony et al, Handbook of mineralogy (2001), Brittle, Uneven
UnevenArthur Thomas, Gemstones (2009), UnevenArthur Thomas, Gemstones (2009)
2.6 Cleavage
Perfect on {110} and {1 1 0}
None Observed
2.7 Mohs Hardness
2.8 Chemical Composition
CaAl 2Si 3O 10 · 3H 2OUlrich Henn and Claudio C.
Ca 2(Mg,Al) 6(Si,Al,B) 6O 20Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
3 Optical Properties
3.1 Luster
Vitreous, Silky, Fibrous
Vitreous
3.2 Pleochroism
X: colourless Y: colourless Z: colourless
visible
3.3 Dispersion
3.4 Transparency
Transparent, Translucent
Gemmological Tables (2004) More from other references
3.5 Refractive Index
1.512-1.5231.696-1.702
1
3.25
3.6 Optic Character
Not Available
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3.7 Crystal System
3.8 Birefringence
3.9 Clarity
Transparent
TransparentUlrich Henn and Claudio C. Milisenda
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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