Origin
Southern and central Africa
Russia
Color
Colorless, White, gray, Brown, pink
Black, Violet, Blue, Green
Streak
White
-
For which Rashi?
-
Gemini, Virgo
Planet
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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
3.05-3.083.22-3.40
1
7.18
👆🏻
Fracture
Uneven, Irregular, Conchoidal
Conchoidal
Cleavage
None
1,2 prismatic.
Mohs Hardness
6.55-6
2
10
👆🏻
Chemical Composition
Ca 3Al 2(SiO 4) 3-x(OH) 4x (x=0.2 to 1.5)Anthony et al , Handbook of mineralogy (2001)
(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
Semitransparent
-
Refractive Index
-99991.668-1.703
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Isometric Hexoctahedral H-M Symbol (4/m 3 2/m) Space Group: I a3d
monoclinic
Birefringence
-99990.024-0.030
0
0.296
👆🏻
Clarity
TranslucentAnthony et al
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Physical
Neurological
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Cardiovascular
Supports heart health
Supports heart health
Respiratory
Good
Good
Reproductive
-
-
Digestive
-
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Psychology
Empathy
Renewal
Healing
Emotional healing
Physical healing
Qualities Associated
Emotional Healing
Love