1 Astrology
1.1 Origin
Russia, green, violet, Yellow, blue, green, violet, Yellow, blue
USA, Southern and central Africa
1.2 Color
Black, Violet, Blue, Green
Brown, Green, White, gray, Blue, Yellow
1.3 Streak
1.4 For which Rashi?
Gemini, Virgo, Gemini, Virgo, Gemini, Virgo
Not Available
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
Not Available
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1.8 Energy
1.9 Deities
1.10 Not to wear with
Not Available
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1.11 Powers
Not Available
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1.12 Birthstone
1.12.1 Planetary
Not Available
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1.12.2 Talisman
Not Available
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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
3.22-3.404.00-4.65
1
7.18
2.5 Fracture
ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009)
Uneven, Sub-Conchoidal, UnevenWalter Schumann, Gemstones of the world (2001) More from other references, Brittle, Metallic
2.6 Cleavage
1,2 prismatic.
Perfect on [1011]
2.7 Mohs Hardness
2.8 Chemical Composition
(Ca,Cr)MgSi 2O 6Gemdat.org , Management Team (2012)
ZnCO 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
3 Optical Properties
3.1 Luster
Vitreous
Vitreous, Pearly
3.2 Pleochroism
Common trichroism: light green
AbsentWalter Schumann
3.3 Dispersion
3.4 Transparency
Gems, Sixth Edition (2006)
Translucent
3.5 Refractive Index
1.668-1.7031.620-1.850
1
3.25
3.6 Optic Character
Not Available
Not Available
3.7 Crystal System
3.8 Birefringence
0.024-0.0300.223-0.227
0
0.296
3.9 Clarity
4 Benefits
4.1 Physical
4.1.1 Neurological
Not Available
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4.1.2 Cardiovascular
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4.1.3 Respiratory
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4.1.4 Reproductive
Not Available
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4.1.5 Digestive
Not Available
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4.2 Psychology
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4.3 Healing
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4.4 Qualities Associated
Not Available
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