Origin
Brazil, Kenya, Madagascar, Southern and central Africa
Russia
Color
Brown, Black
Black, Violet, Blue, Green
Streak
White
-
For which Rashi?
Capricorn, Sagittarius
Gemini, Virgo
Planet
Saturn
Mercury
Element of Planets
Earth
Earth
Energy
-
-
How to Wear?
Finger
-
-
Ring Metal
-
-
Deities
Nerthus
-
Not to wear with
-
-
Powers
Protection
-
Birthstone
Planetary
-
-
Talisman
-
-
Tenacity
Brittle
-
Solubility
-
-
Durability
-
-
Specific Gravity
2.653.22-3.40
1
7.18
👆🏻
Fracture
Conchoidal, ConchoidalWalter Schumann
Conchoidal
Cleavage
{0110} Indistinct
1,2 prismatic.
Mohs Hardness
75-6
2
10
👆🏻
Chemical Composition
SiO2
(Ca,Cr)MgSi 2O 6Gemdat.org , Management Team (2012)
Luster
Vitreous
Vitreous
Pleochroism
None
Common trichroism: light green
Dispersion
0.010.02
0.005
1
👆🏻
Transparency
Transparent, Translucent, Transparent to translucent
-
Refractive Index
1.544-1.5531.668-1.703
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Hexagonal
monoclinic
Birefringence
0.0090.024-0.030
0
0.296
👆🏻
Clarity
Opaque
-
Physical
Neurological
-
-
Cardiovascular
-
Supports heart health
Respiratory
Good
Good
Reproductive
-
-
Digestive
-
-
Psychology
Grounding
Renewal
Healing
Physical healing
Physical healing
Qualities Associated
Grounding
Love