Origin
Southern and central Africa
Southern and central Africa
Color
Brown, White, Greenish, gray, Green, Brownish
Blue
Streak
gray
Blue
For which Rashi?
-
-
Planet
-
-
Element of Planets
-
-
Energy
-
-
How to Wear?
Finger
-
-
Ring Metal
-
-
Deities
-
-
Not to wear with
-
-
Powers
-
-
Birthstone
Planetary
-
-
Talisman
-
-
Tenacity
-
-
Solubility
-
-
Durability
-
-
Specific Gravity
2.9-3.53.25
1
7.18
👆🏻
Fracture
Conchoidal
-
Cleavage
{110} Perfect, {???} Distinct, {???} Distinct
Imperfect in one direction
Mohs Hardness
5.5-65-5.5
2
10
👆🏻
Chemical Composition
(Mg,Fe2+ ) 2(Mg,Fe2+ ) 5Si 8O 22(OH) 2Anthony et al , Handbook of mineralogy (2001)
CaCuAlSi 2O 6(OH) 3Michael OâDonoghue , Gems, Sixth Edition (2006)
Luster
Vitreous, Pearly
Vitreous
Pleochroism
-
Trichroic
Dispersion
0.010.01
0.005
1
👆🏻
Transparency
Transparent
Transparent
Refractive Index
1.603-1.6901.607-1.672
1
3.25
👆🏻
Optic Character
Biaxial/+
-
Crystal System
Orthorhombic Dipyramidal H-M Symbol (2/m 2/m 2/m) Space Group: P nma
monoclinic
Birefringence
-99990.065
0
0.296
👆🏻
Clarity
Transparent
Transparent
Physical
Neurological
Enhances brain function
-
Cardiovascular
Supports heart health
-
Respiratory
Good
Good
Reproductive
-
-
Digestive
-
-
Psychology
Peace
Communication
Healing
Emotional healing
Emotional healing
Qualities Associated
Self-discovery
Communication