Origin
Canada, Madagascar, Southern and central Africa, Sri Lanka, USA
Southern and central Africa
Color
Violet, Blue
Colorless, Blue, Brown, Green, gray
Streak
-
White
For which Rashi?
-
Gemini
Planet
-
Venus, Neptune
Element of Planets
-
Water, Air
Energy
-
-
How to Wear?
Finger
-
-
Ring Metal
-
-
Deities
-
-
Not to wear with
-
-
Powers
-
Healing
Birthstone
Planetary
-
-
Talisman
-
-
Tenacity
-
Brittle
Solubility
-
-
Durability
-
-
Specific Gravity
2.56-2.663.90-4.00
1
7.18
👆🏻
Fracture
Uneven, ConchoidalWalter Schumann
Conchoidal
Cleavage
Distinct
Perfect on {001}, good on {210}, poor on {010}
Mohs Hardness
7-7.53-3.5
2
10
👆🏻
Chemical Composition
Mg 2Al 4Si 5O 18Ulrich Henn and Claudio C.
SrSO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Luster
Vitreous
Vitreous, Pearly
Pleochroism
Strong trichroism: colorless to yellowish
Weakly trichroiC
Dispersion
0.020.01
0.005
1
👆🏻
Transparency
Transparent
-
Refractive Index
1.542-1.5781.619-1.635
1
3.25
👆🏻
Optic Character
Biaxial/+
-
Crystal System
-
Orthorhombic
Birefringence
0.008-0.0120.004-0.012
0
0.296
👆🏻
Clarity
Transparent
-
Physical
Neurological
-
Enhances mental clarity and focus
Cardiovascular
-
Supports heart health
Respiratory
Good
Good
Reproductive
-
-
Digestive
-
-
Psychology
Inner vision
Peace
Healing
Emotional healing
Emotional healing
Qualities Associated
Intuition
Divine Guidance