Origin
Canada, Russia
Southern and central Africa
Color
Black, Green, gray
Brown, Black, Blue
Streak
gray, Green
-
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
3.3-3.52.65
1
7.18
👆🏻
Fracture
Uneven
ConchoidalWalter Schumann
Cleavage
Perfect on [110]
None
Mohs Hardness
5-6-9999
2
10
👆🏻
Chemical Composition
NaNa2(Fe++4Fe+++)Si8O22(OH)2
SiO 2Ulrich Henn and Claudio C.
Luster
Vitreous
-
Pleochroism
Strong: Blue-greens
Definite: brown reddish-brownWalter Schumann
Dispersion
0.020.01
0.005
1
👆🏻
Transparency
-
Transparent, Translucent
Refractive Index
1.652-1.6991.544-1.553
1
3.25
👆🏻
Optic Character
-
-
Crystal System
monoclinic
-
Birefringence
-99990.009
0
0.296
👆🏻
Clarity
-
Transparent
Physical
Neurological
Promotes psychic abilities and spiritual growth
Improves digestion and metabolism
Cardiovascular
-
-
Respiratory
Excellent
Good
Reproductive
-
-
Digestive
-
-
Psychology
Insight
Protection
Healing
Emotional healing
Emotional healing
Qualities Associated
Manifestation
Protection