Origin
Afghanistan, Southern and central Africa
Canada, Southern and central Africa, Italy, Australia, India
Color
Blue, Greenish, Violet
Violet, Brownish, Yellow, Reddish, Pale pink
Streak
Blue, White
White
For which Rashi?
-
Virgo
Planet
-
Mercury, Jupiter
Element of Planets
-
Water
Energy
-
-
How to Wear?
Finger
-
-
Ring Metal
-
-
Deities
-
-
Not to wear with
-
-
Powers
-
-
Birthstone
Planetary
-
-
Talisman
-
-
Tenacity
Brittle
-
Solubility
Soluble
-
Durability
-
-
Specific Gravity
2.752.69-2.79
1
7.18
👆🏻
Fracture
Uneven, Conchoidal
Conchoidal
Cleavage
Imperfect on {110}
Poor on {0001}
Mohs Hardness
5.55.5-6.5
2
10
👆🏻
Chemical Composition
(Na,Ca) 8Al 6Si 6O 24(SO 4,S,Cl) 2Ulrich Henn and Claudio C.
KNa 2(Fe3+ ,Mn3+ ,Al) 2Li 3Si 12O 30Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Luster
Vitreous
Vitreous
Pleochroism
-
Weak
Dispersion
0.020.02
0.005
1
👆🏻
Transparency
-
Translucent
Refractive Index
1.5001.607-1.612
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Isometric
Hexagonal
Birefringence
-99990.003
0
0.296
👆🏻
Clarity
-
Translucent
Physical
Neurological
Enhances mental clarity and focus
Enhances mental clarity and focus
Cardiovascular
-
-
Respiratory
Good
Excellent
Reproductive
-
-
Digestive
-
-
Psychology
Communication
Spirituality
Healing
Emotional healing
Emotional healing
Qualities Associated
Clarity
Spiritual Protection