Origin
Southern and central Africa, Burma, Tanzania, India, Sri Lanka
-
Color
Yellow, White, Green, Brown, Greenish, gray
Brownish, Black
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
-
Solubility
-
-
Durability
-
-
Specific Gravity
3.20-3.253.26
1
7.18
👆🏻
Fracture
Uneven, Conchoidal
Uneven
Cleavage
Good/distinct on [210]
None
Mohs Hardness
5.5-9999
2
10
👆🏻
Chemical Composition
Mg 2Si 2O 6Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
NaFe3+3Fe3+6(BO 3) 3Si 6O 18(O,OH) 4Anthony et al , Handbook of Mineralogy (2001)
Luster
Vitreous, Pearly
Resinous
Pleochroism
Pale green to pale orange
Strong: yellow-brown
Dispersion
0.010.02
0.005
1
👆🏻
Transparency
Transparent, Translucent
Translucent
Refractive Index
1.650-1.680-9999
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Orthorhombic
-
Birefringence
0.009-0.011-9999
0
0.296
👆🏻
Clarity
Transparent
Translucent
Physical
Neurological
-
-
Cardiovascular
-
-
Respiratory
-
-
Reproductive
-
-
Digestive
-
-
Psychology
Grounding
-
Healing
Emotional healing
-
Qualities Associated
Grounding
Protection