Origin
Southern and central Africa
Canada, Southern and central Africa, Australia
Color
White, Reddish, Colorless, gray, Red
Colorless, White, gray
Streak
White
White
For which Rashi?
-
-
Planet
-
-
Element of Planets
-
-
Energy
-
-
How to Wear?
Finger
-
-
Ring Metal
-
-
Deities
-
-
Not to wear with
-
-
Powers
-
-
Birthstone
Planetary
-
-
Talisman
-
-
Tenacity
Brittle
Brittle
Solubility
-
-
Durability
-
-
Specific Gravity
2.772.72-2.75
1
7.18
👆🏻
Fracture
Uneven
Uneven
Cleavage
Perfect [001] good [010] poor [110]
Perfect on [001], good on [010], imperfect on [110]
Mohs Hardness
6-6.56-6.5
2
10
👆🏻
Chemical Composition
CaAl 2Si 2O 8Michael OâDonoghue , Gems, Sixth Edition (2006)
Ca(70-90%)Na(30-10%)(Al,Si)AlSi 2O 8Michael OâDonoghue , Gems, Sixth Edition (2006)
Luster
Vitreous
Vitreous, Pearly
Pleochroism
colorless.
colorless.
Dispersion
0.010.01
0.005
1
👆🏻
Transparency
Transparent
Transparent
Refractive Index
1.575-1.5881.561-1.583
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Triclinic
Triclinic
Birefringence
0.012-0.0130.010-0.011
0
0.296
👆🏻
Clarity
Transparent
Transparent
Physical
Neurological
Improves cognitive function
-
Cardiovascular
Supports heart health
-
Respiratory
Poor
Poor
Reproductive
-
-
Digestive
-
-
Psychology
Transformation
Clarity
Healing
Emotional healing
Emotional healing
Qualities Associated
Balance
Clarity