Origin
-
Southern and central Africa
Color
Blue, gray, Black
Red, Blue, Green, Reddish, Brown
Streak
Blue
White
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
3-3.153.79-3.94
1
7.18
👆🏻
Fracture
Conchoidal
Lamellar, Splintery
Cleavage
Good on [110] and on [001]
{100} Good, {001} Good, {010} Poor
Mohs Hardness
6.0-6.54
2
10
👆🏻
Chemical Composition
[ ]Na2(Mg3Al2)Si8O22(OH)2
FeAs
Luster
Vitreous, Pearly
Waxy
Pleochroism
Strong
-
Dispersion
0.020.01
0.005
1
👆🏻
Transparency
-
TranslucentAnthony et al
Refractive Index
1.606-1.6371.670-1.734
1
3.25
👆🏻
Optic Character
-
-
Crystal System
monoclinic
-
Birefringence
-9999-9999
0
0.296
👆🏻
Clarity
-
TranslucentAnthony et al
Physical
Neurological
-
-
Cardiovascular
-
-
Respiratory
Good
-
Reproductive
-
-
Digestive
-
-
Psychology
Communication
-
Healing
Emotional healing
-
Qualities Associated
Peace
Emotional Healing