Origin
Southern and central Africa, Burma, Tanzania, India, Sri Lanka
Southern and central Africa
Color
Yellow, White, Green, Brown, Greenish, gray
Black, Brownish, Brown
Streak
Grey, gray
Brown
For which Rashi?
-
-
Planet
-
-
Element of Planets
-
-
Energy
-
-
How to Wear?
Finger
-
Ring Metal
-
-
Deities
-
-
Not to wear with
-
-
Powers
-
-
Birthstone
Planetary
-
-
Talisman
-
-
Tenacity
Brittle
Brittle
Solubility
-
-
Durability
-
-
Specific Gravity
3.20-3.254.5-4.8
1
7.18
👆🏻
Fracture
Uneven, Conchoidal
Uneven
Cleavage
Good/distinct on [210]
None, parting may develop along {111}
Mohs Hardness
5.55.5
2
10
👆🏻
Chemical Composition
Mg 2Si 2O 6Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Fe++Cr2O4
Luster
Vitreous, Pearly
-
Pleochroism
Pale green to pale orange
none.
Dispersion
0.010.04
0.005
1
👆🏻
Transparency
Transparent, Translucent
-
Refractive Index
1.650-1.6802.08-2.16
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Orthorhombic
Isometric
Birefringence
0.009-0.011-9999
0
0.296
👆🏻
Clarity
Transparent
-
Physical
Neurological
-
-
Cardiovascular
-
-
Respiratory
-
Poor
Reproductive
-
-
Digestive
-
-
Psychology
Grounding
Vitality
Healing
Emotional healing
Emotional healing
Qualities Associated
Grounding
Protection