Origin
Canada, Southern and central Africa, Italy, Australia, India
Switzerland
Color
Violet, Brownish, Yellow, Reddish, Pale pink
Brown, Brownish, Yellow, Black, Reddish
Streak
White
White, gray
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
-
-
Durability
-
-
Specific Gravity
2.69-2.793.7-3.8
1
7.18
👆🏻
Fracture
Conchoidal
Subconchoidal, Conchoidal
Cleavage
Poor on {0001}
Distinct on {010}
Mohs Hardness
5.5-6.57-7.5
2
10
👆🏻
Chemical Composition
KNa 2(Fe3+ ,Mn3+ ,Al) 2Li 3Si 12O 30Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
(Fe,Mg,Zn) 2Al 9(Si,Al) 4O 22(OH) 2Ulrich Henn and Claudio C.
Luster
Vitreous
Resinous
Pleochroism
Weak
X = colorless; Y = pale yellow; Z = golden yellow
Dispersion
0.020.02
0.005
1
👆🏻
Transparency
Translucent
-
Refractive Index
1.607-1.6121.736-1.762
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Hexagonal
monoclinic
Birefringence
0.0030.009-0.015
0
0.296
👆🏻
Clarity
Translucent
-
Physical
Neurological
Enhances mental clarity and focus
Enhances mental clarity and focus
Cardiovascular
-
-
Respiratory
Excellent
Good
Reproductive
-
-
Digestive
-
-
Psychology
Spirituality
Protection
Healing
Emotional healing
Physical healing
Qualities Associated
Spiritual Protection
Protection