Origin
Australia, Brazil, Burma, Canada, India, Madagascar, Sri Lanka, Tanzania
Southern and central Africa
Color
Blue, Violet, Greenish, Brown, Colorless, Yellow, gray
Black, Brownish, Brown
Streak
White
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
Brittle
Solubility
-
-
Durability
-
-
Specific Gravity
2.57-2.664.5-4.8
1
7.18
👆🏻
Fracture
Subconchoidal, Conchoidal
Uneven
Cleavage
Fair on {100}, poor on {001} and {010}
None, parting may develop along {111}
Mohs Hardness
7-7.55.5
2
10
👆🏻
Chemical Composition
Mg2Al4Si5O18
Fe++Cr2O4
Luster
Greasy, Vitreous
-
Pleochroism
X = pale yellow
none.
Dispersion
0.010.04
0.005
1
👆🏻
Transparency
-
-
Refractive Index
-99992.08-2.16
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Orthorhombic
Isometric
Birefringence
-9999-9999
0
0.296
👆🏻
Clarity
-
-
Physical
Neurological
Supports healthy digestion
-
Cardiovascular
-
-
Respiratory
Good
Poor
Reproductive
-
-
Digestive
-
-
Psychology
Intuition
Vitality
Healing
Emotional healing
Emotional healing
Qualities Associated
Psychic Abilities
Protection