1 Astrology
1.1 Origin
Southern and central Africa
Australia, Southern and central Africa, green, brown, Australia, France, green, brown, Australia, France
1.2 Color
Black, White, Greenish, Brown
Green, Colorless, gray, Yellow, White
1.3 Streak
Greenish, White
Colorless
1.4 For which Rashi?
1.5 Planet
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
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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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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
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2.3 Durability
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2.4 Specific Gravity
3.45-3.552.80-2.95
1
7.18
2.5 Fracture
Uneven
Uneven, Yellow, White, UnevenWalter Schumann, Gemstones of the world (2001) More from other references, Brittle, Metallic
2.6 Cleavage
{100} Perfect, {010} Perfect
Distinct on [001]
2.7 Mohs Hardness
2.8 Chemical Composition
(Fe,Mg) 2Si 2O 6Ulrich Henn and Claudio C.
Ca2Al2Si3O12(OH)
3 Optical Properties
3.1 Luster
Vitreous, Pearly
Vitreous
3.2 Pleochroism
Green stones strong: (dark) bluish-green brownish-red (yellowish)Herve Nicolas Lazzarelli
AbsentWalter Schumann
3.3 Dispersion
3.4 Transparency
Transparent, Translucent
Translucent
3.5 Refractive Index
1.673-1.7311.611-1.673
1
3.25
3.6 Optic Character
Not Available
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3.7 Crystal System
Orthorhombic
Orthorhombic
3.8 Birefringence
3.9 Clarity
Transparent
TranslucentHerve Nicolas Lazzarelli
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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