1 Astrology
1.1 Origin
Not Available
Afghanistan, Pakistan, Burma, Brazil, Madagascar, USA, Canada, Russia, Madagascar, Brazil, Canada, Mexico, Madagascar, Brazil, Canada, Mexico
1.2 Color
Black, Blue, Yellow, Green
Colorless, pink
1.3 Streak
Grey, Greenish, Brown
Not Available
1.4 For which Rashi?
1.5 Planet
Not Available
Pluto, Venus
1.6 Element of Planets
1.7 How to Wear?
1.7.1 Finger
Not Available
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1.7.2 Ring Metal
Not Available
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1.8 Energy
1.9 Deities
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1.10 Not to wear with
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1.11 Powers
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
Not Available
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2.3 Durability
Not Available
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2.4 Specific Gravity
3.28-3.443.15-3.21
1
7.18
2.5 Fracture
Uneven, Splintery, Brittle
Gemstones of the world (2001), UnevenWalter Schumann, Gemstones of the world (2001)
2.6 Cleavage
Perfect on {110}, intersecting at 56° and 124°; partings on {100} and {010}
1,2 prismatic
2.7 Mohs Hardness
2.8 Chemical Composition
3 Optical Properties
3.1 Luster
3.2 Pleochroism
X = blue
Strong trichroism: colorless pink violetHerve Nicolas Lazzarelli
3.3 Dispersion
3.4 Transparency
Not Available
Transparent
3.5 Refractive Index
1.680-1.6981.657-1.681
1
3.25
3.6 Optic Character
Not Available
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3.7 Crystal System
3.8 Birefringence
0.005-0.0080.014-0.016
0
0.296
3.9 Clarity
Not Available
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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