1 Astrology
1.1 Origin
Russia, green, violet, Yellow, blue, green, violet, Yellow, blue
Czech, Mexico, Australia
1.2 Color
Black, Violet, Blue, Green
Red, Colorless, Violet, Red, pink
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
2.2 Solubility
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2.3 Durability
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2.4 Specific Gravity
2.5 Fracture
ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009)
Sectile Curved shavings or scrapings produced by a knife blade, (e.g. graphite).
2.6 Cleavage
1,2 prismatic.
Perfect on {010}; poor on {100} and { 1 02}.
2.7 Mohs Hardness
2.8 Chemical Composition
(Ca,Cr)MgSi 2O 6Gemdat.org , Management Team (2012)
Co3(AsO4)2•8(H2O)
3 Optical Properties
3.1 Luster
Vitreous
Subadamantine, Pearly
3.2 Pleochroism
Common trichroism: light green
Visible: X = pale pinkish to pale rose; Y = pale violet to pale violet-rose; Z = deep red
3.3 Dispersion
3.4 Transparency
Gems, Sixth Edition (2006)
Not Available
3.5 Refractive Index
1.668-1.7031.626-1.629
1
3.25
3.6 Optic Character
Not Available
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3.7 Crystal System
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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