Origin
Australia, Brazil, Burma, Canada, India, Madagascar, Sri Lanka, Tanzania
Brazil
Color
Blue, Violet, Greenish, Brown, Colorless, Yellow, gray
Yellow, Brown, Black, Colorless, White, Brownish
Streak
White
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
Brittle
Brittle
Solubility
-
Effervesces in hot HCl
Durability
-
-
Specific Gravity
2.57-2.662.92-3.12
1
7.18
👆🏻
Fracture
Subconchoidal, Conchoidal
Conchoidal
Cleavage
Fair on {100}, poor on {001} and {010}
[10 1 1] perfect
Mohs Hardness
7-7.53.5-4.5
2
10
👆🏻
Chemical Composition
Mg2Al4Si5O18
MgCO 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Luster
Greasy, Vitreous
Vitreous
Pleochroism
X = pale yellow
-
Dispersion
0.010.03
0.005
1
👆🏻
Transparency
-
Translucent
Refractive Index
-99991.509-1.720
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Orthorhombic
Trigonal
Birefringence
-99990.191
0
0.296
👆🏻
Clarity
-
Translucent
Physical
Neurological
Supports healthy digestion
-
Cardiovascular
-
-
Respiratory
Good
Good
Reproductive
-
-
Digestive
-
Supports digestive health
Psychology
Intuition
Calming
Healing
Emotional healing
Emotional healing
Qualities Associated
Psychic Abilities
Relaxation