Origin
Southern and central Africa
Russia
Color
Colorless, gray, White
Black, Violet, Blue, Green
Streak
White
-
For which Rashi?
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Gemini, Virgo
Planet
-
Mercury
Element of Planets
-
Earth
Energy
-
-
How to Wear?
Finger
-
-
Ring Metal
-
-
Deities
-
-
Not to wear with
-
-
Powers
-
-
Birthstone
Planetary
-
-
Talisman
-
-
Tenacity
-
-
Solubility
-
-
Durability
-
-
Specific Gravity
2.40-2.423.22-3.40
1
7.18
👆🏻
Fracture
-
Conchoidal
Cleavage
{010} Perfect, {001} Distinct
1,2 prismatic.
Mohs Hardness
4.55-6
2
10
👆🏻
Chemical Composition
Ca 2B 6O 11 · 5H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
(Ca,Cr)MgSi 2O 6Gemdat.org , Management Team (2012)
Luster
Vitreous
Vitreous
Pleochroism
-
Common trichroism: light green
Dispersion
0.020.02
0.005
1
👆🏻
Transparency
Transparent
-
Refractive Index
1.584-1.6151.668-1.703
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Monoclinic Prismatic H-M Symbol (2/m) Space Group: P 21/a
monoclinic
Birefringence
0.028-0.0300.024-0.030
0
0.296
👆🏻
Clarity
Transparent
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Physical
Neurological
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Cardiovascular
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Supports heart health
Respiratory
Good
Good
Reproductive
-
-
Digestive
-
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Psychology
Imagination
Renewal
Healing
Emotional healing
Physical healing
Qualities Associated
Harmony
Love