Origin
Russia
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Color
Black, Violet, Blue, Green
Brown
Streak
-
-
For which Rashi?
Gemini, Virgo
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Planet
Mercury
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Element of Planets
Earth
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Energy
-
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How to Wear?
Finger
-
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Ring Metal
-
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Deities
-
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Not to wear with
-
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Powers
-
-
Birthstone
Planetary
-
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Talisman
-
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Tenacity
-
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Solubility
-
-
Durability
-
-
Specific Gravity
3.22-3.403.314
1
7.18
👆🏻
Fracture
Conchoidal
Uneven
Cleavage
1,2 prismatic.
1 perfect
Mohs Hardness
5-66.5-7
2
10
👆🏻
Chemical Composition
(Ca,Cr)MgSi 2O 6Gemdat.org , Management Team (2012)
Ca2Mn2+Al2BSi5O17(OH)
Luster
Vitreous
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Pleochroism
Common trichroism: light green
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Dispersion
0.020.02
0.005
1
👆🏻
Transparency
-
Transparent
Refractive Index
1.668-1.7031.678-1.692
1
3.25
👆🏻
Optic Character
-
-
Crystal System
monoclinic
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Birefringence
0.024-0.030-9999
0
0.296
👆🏻
Clarity
-
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Physical
Neurological
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Cardiovascular
Supports heart health
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Respiratory
Good
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Reproductive
-
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Digestive
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Supports digestive health
Psychology
Renewal
Creativity
Healing
Physical healing
Emotional healing
Qualities Associated
Love
Creativity