1 Astrology
1.1 Origin
Russia, green, violet, Yellow, blue, green, violet, Yellow, blue
Southern and central Africa
1.2 Color
Black, Violet, Blue, Green
Green, Grey, Green, White
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
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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
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2.2 Solubility
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2.3 Durability
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2.4 Specific Gravity
3.22-3.402.60-3.02
1
7.18
2.5 Fracture
ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009)
Uneven
2.6 Cleavage
1,2 prismatic.
{001} Perfect
2.7 Mohs Hardness
2.8 Chemical Composition
(Ca,Cr)MgSi 2O 6Gemdat.org , Management Team (2012)
(Mg,Fe2+ ) 5Al(Si 3Al)O 10(OH) 8Anthony et al , Handbook of mineralogy (2001)
3 Optical Properties
3.1 Luster
3.2 Pleochroism
Common trichroism: light green
Distinct: light yellow-green to light bluE
3.3 Dispersion
3.4 Transparency
Gems, Sixth Edition (2006)
Transparent
3.5 Refractive Index
1.668-1.7031.571-1.597
1
3.25
3.6 Optic Character
3.7 Crystal System
monoclinic
Monoclinic Prismatic H-M Symbol (2/m) Space Group: C 2/m
3.8 Birefringence
0.024-0.030Not Available
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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