Origin
Canada, Southern and central Africa, Italy, Australia, India
Sri Lanka, Burma, USA, Russia
Color
Violet, Brownish, Yellow, Reddish, Pale pink
Yellow, Brown, pink, Colorless
Streak
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
-
-
Solubility
-
-
Durability
-
-
Specific Gravity
2.69-2.793.46-3.50
1
7.18
👆🏻
Fracture
Conchoidal
Conchoidal
Cleavage
Poor on {0001}
Perfect
Mohs Hardness
5.5-6.56-7
2
10
👆🏻
Chemical Composition
KNa 2(Fe3+ ,Mn3+ ,Al) 2Li 3Si 12O 30Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
MgAlBO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Luster
Vitreous
-
Pleochroism
Weak
Trichroism: green light brown dark brownHerve Nicolas Lazzarelli
Dispersion
0.020.02
0.005
1
👆🏻
Transparency
Translucent
-
Refractive Index
1.607-1.6121.665-1.712
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Hexagonal
Orthorhombic
Birefringence
0.0030.036-0.042
0
0.296
👆🏻
Clarity
Translucent
TransparentUlrich Henn and Claudio C. Milisenda
Physical
Neurological
Enhances mental clarity and focus
-
Cardiovascular
-
-
Respiratory
Excellent
Good
Reproductive
-
-
Digestive
-
-
Psychology
Spirituality
Intuition
Healing
Emotional healing
Emotional healing
Qualities Associated
Spiritual Protection
Emotional Healing