Origin
-
Canada, Southern and central Africa, Italy, Australia, India
Color
Blue, gray, Black
Violet, Brownish, Yellow, Reddish, Pale pink
Streak
Blue
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
-
-
Solubility
-
-
Durability
-
-
Specific Gravity
3-3.152.69-2.79
1
7.18
👆🏻
Fracture
Conchoidal
Conchoidal
Cleavage
Good on [110] and on [001]
Poor on {0001}
Mohs Hardness
6.0-6.55.5-6.5
2
10
👆🏻
Chemical Composition
[ ]Na2(Mg3Al2)Si8O22(OH)2
KNa 2(Fe3+ ,Mn3+ ,Al) 2Li 3Si 12O 30Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Luster
Vitreous, Pearly
Vitreous
Pleochroism
Strong
Weak
Dispersion
0.020.02
0.005
1
👆🏻
Transparency
-
Translucent
Refractive Index
1.606-1.6371.607-1.612
1
3.25
👆🏻
Optic Character
-
-
Crystal System
monoclinic
Hexagonal
Birefringence
-99990.003
0
0.296
👆🏻
Clarity
-
Translucent
Physical
Neurological
-
Enhances mental clarity and focus
Cardiovascular
-
-
Respiratory
Good
Excellent
Reproductive
-
-
Digestive
-
-
Psychology
Communication
Spirituality
Healing
Emotional healing
Emotional healing
Qualities Associated
Peace
Spiritual Protection