Origin
Sri Lanka
Russia
Color
Red, Blue, Green, Brown, Black
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
3.63-3.93.22-3.40
1
7.18
👆🏻
Fracture
Conchoidal, Uneven
Conchoidal
Cleavage
Indistinct
1,2 prismatic.
Mohs Hardness
7.5-85-6
2
10
👆🏻
Chemical Composition
(Mg,Fe2+ )Al 2O 4Gemdat.org , Management Team (2012) More from other references
(Ca,Cr)MgSi 2O 6Gemdat.org , Management Team (2012)
Luster
Vitreous
Vitreous
Pleochroism
Absent
Common trichroism: light green
Dispersion
0.020.02
0.005
1
👆🏻
Transparency
Transparent, Translucent
-
Refractive Index
1.770-1.7801.668-1.703
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Isometric
monoclinic
Birefringence
-99990.024-0.030
0
0.296
👆🏻
Clarity
Transparent
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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
Creativity
Renewal
Healing
Emotional healing
Physical healing
Qualities Associated
Emotional Healing
Love