1 Astrology
1.1 Origin
Tanzania, Madagascar, Kenya, Sri Lanka, Burma, Australia
Italy
1.2 Color
Green, Brown, Colorless, Greenish, Yellow
Green, Green, gray, Brown, Black
1.3 Streak
White
Greenish, White, Greenish, White
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
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2.2 Solubility
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2.3 Durability
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2.4 Specific Gravity
3.25-3.452.58-2.80
1
7.18
2.5 Fracture
ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009), Brittle, Uneven
Conchoidal, Brittle, Metallic, Conchoidal, Handbook of mineralogy (2001)
2.6 Cleavage
2.7 Mohs Hardness
2.8 Chemical Composition
Mg 3Al 6(Si,Al,B) 5O 21(OH)Walter Schumann , Gemstones of the world (2001) More from other references
(Mg,Fe2+ ) 3Si 2O 5(OH) 4Anthony et al , Handbook of mineralogy (2001)
3 Optical Properties
3.1 Luster
Vitreous
Waxy, Silky, Resinous, Greasy
3.2 Pleochroism
X = colorless to green; Y = colorless
pale greenish yellow.
3.3 Dispersion
3.4 Transparency
Gemmological Tables (2004) More from other references
Translucent
3.5 Refractive Index
1.660-1.6851.530-1.575
1
3.25
3.6 Optic Character
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3.7 Crystal System
Orthorhombic
Monoclinic Domatic H-M Symbol (m) Space Group: Cm
3.8 Birefringence
0.012-0.017Not Available
0
0.296
3.9 Clarity
TransparentUlrich Henn and Claudio C. Milisenda
Translucent
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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