1 Astrology
1.1 Origin
Southern and central Africa
Russia, green, violet, Yellow, blue, green, violet, Yellow, blue
1.2 Color
Green, Grey, Green, White
Black, Violet, Blue, Green
1.3 Streak
1.4 For which Rashi?
Not Available
Gemini, Virgo, Gemini, Virgo, Gemini, Virgo
1.5 Planet
1.6 Element of Planets
1.7 How to Wear?
1.7.1 Finger
Not Available
Not Available
1.7.2 Ring Metal
Not Available
Not Available
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
Not Available
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2.2 Solubility
Not Available
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2.3 Durability
Not Available
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2.4 Specific Gravity
2.60-3.023.22-3.40
1
7.18
2.5 Fracture
Uneven
ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009)
2.6 Cleavage
{001} Perfect
1,2 prismatic.
2.7 Mohs Hardness
2.8 Chemical Composition
(Mg,Fe2+ ) 5Al(Si 3Al)O 10(OH) 8Anthony et al , Handbook of mineralogy (2001)
(Ca,Cr)MgSi 2O 6Gemdat.org , Management Team (2012)
3 Optical Properties
3.1 Luster
3.2 Pleochroism
Distinct: light yellow-green to light bluE
Common trichroism: light green
3.3 Dispersion
3.4 Transparency
Transparent
Gems, Sixth Edition (2006)
3.5 Refractive Index
1.571-1.5971.668-1.703
1
3.25
3.6 Optic Character
3.7 Crystal System
Monoclinic Prismatic H-M Symbol (2/m) Space Group: C 2/m
monoclinic
3.8 Birefringence
Not Available0.024-0.030
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
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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
Not Available
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