Origin
Russia
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Color
Black, Violet, Blue, Green
Brown, Yellow, White, Greenish
Streak
-
White, gray
For which Rashi?
Gemini, Virgo
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Planet
Mercury
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Element of Planets
Earth
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Energy
-
-
How to Wear?
Finger
-
-
Ring Metal
-
-
Deities
-
-
Not to wear with
-
-
Powers
-
-
Birthstone
Planetary
-
-
Talisman
-
-
Tenacity
-
Brittle
Solubility
-
-
Durability
-
-
Specific Gravity
3.22-3.402.7-3.3
1
7.18
👆🏻
Fracture
Conchoidal
Uneven, Even
Cleavage
1,2 prismatic.
Perfect on the {001}
Mohs Hardness
5-62.5-3.0
2
10
👆🏻
Chemical Composition
(Ca,Cr)MgSi 2O 6Gemdat.org , Management Team (2012)
K(Mg,Fe++)3[AlSi3O10(OH,F)2
Luster
Vitreous
Vitreous, Pearly
Pleochroism
Common trichroism: light green
Strong
Dispersion
0.02-
0.005
1
👆🏻
Transparency
-
-
Refractive Index
1.668-1.7031.565-1.625
1
3.25
👆🏻
Optic Character
-
-
Crystal System
monoclinic
monoclinic
Birefringence
0.024-0.0300.03-0.07
0
0.296
👆🏻
Clarity
-
-
Physical
Neurological
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Enhances mental clarity and focus
Cardiovascular
Supports heart health
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Respiratory
Good
Good
Reproductive
-
-
Digestive
-
-
Psychology
Renewal
Grounding
Healing
Physical healing
Emotional healing
Qualities Associated
Love
Grounding