1 Astrology
1.1 Origin
Italy
USA, Southern and central Africa, green, blue, China, India, USA, Italy, green, blue, China, India, USA, Italy
1.2 Color
Green, Green, gray, Brown, Black
White, Yellow
1.3 Streak
Greenish, White, Greenish, White
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1.4 For which Rashi?
1.5 Planet
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
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
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2.2 Solubility
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2.3 Durability
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2.4 Specific Gravity
2.58-2.802.44-2.62
1
7.18
2.5 Fracture
Conchoidal, Brittle, Metallic, Conchoidal, Handbook of mineralogy (2001)
Uneven, Uneven, Gemstones of the world (2001) More from other references
2.6 Cleavage
2.7 Mohs Hardness
2.8 Chemical Composition
(Mg,Fe2+ ) 3Si 2O 5(OH) 4Anthony et al , Handbook of mineralogy (2001)
H 4Mg 3Si 2O 9Walter Schumann , Gemstones of the world (2001) More from other references
3 Optical Properties
3.1 Luster
Waxy, Silky, Resinous, Greasy
Vitreous, Greasy, Silky
3.2 Pleochroism
pale greenish yellow.
AbsentWalter Schumann
3.3 Dispersion
3.4 Transparency
3.5 Refractive Index
1.530-1.5751.560-1.571
1
3.25
3.6 Optic Character
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3.7 Crystal System
Monoclinic Domatic H-M Symbol (m) Space Group: Cm
monoclinic
3.8 Birefringence
Not Available0.008-0.014
0
0.296
3.9 Clarity
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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