Origin
Canada, Russia
Brazil, USA, Madagascar, Sri Lanka, Burma, Thailand, Cambodia, Afghanistan, Russia
Color
Black, Green, gray
Blue, Violet, Colorless, Red, Green, Brown
Streak
gray, Green
White
For which Rashi?
-
Sagittarius, Scorpio
Planet
-
Pluto
Element of Planets
-
-
Energy
-
-
How to Wear?
Finger
-
-
Ring Metal
-
-
Deities
-
Hephaestus
Not to wear with
-
-
Powers
-
-
Birthstone
Planetary
-
-
Talisman
-
-
Tenacity
Brittle
-
Solubility
-
-
Durability
-
-
Specific Gravity
3.3-3.53.64-3.66
1
7.18
👆🏻
Fracture
Uneven
Conchoidal, Uneven
Cleavage
Perfect on [110]
None, but may exhibit slight parting
Mohs Hardness
5-68
2
10
👆🏻
Chemical Composition
NaNa2(Fe++4Fe+++)Si8O22(OH)2
MgAl2O4
Luster
Vitreous
Vitreous
Pleochroism
Strong: Blue-greens
Absent
Dispersion
0.020.02
0.005
1
👆🏻
Transparency
-
Transparent, Translucent, Transparent to translucent
Refractive Index
1.652-1.6991.73
1
3.25
👆🏻
Optic Character
-
-
Crystal System
monoclinic
Isometric
Birefringence
-9999-9999
0
0.296
👆🏻
Clarity
-
TransparentUlrich Henn and Claudio C. Milisenda
Physical
Neurological
Promotes psychic abilities and spiritual growth
-
Cardiovascular
-
-
Respiratory
Excellent
Good
Reproductive
-
-
Digestive
-
-
Psychology
Insight
Revitalization
Healing
Emotional healing
Emotional healing
Qualities Associated
Manifestation
Vitality