Origin
Canada, Southern and central Africa, Australia
Madagascar
Color
Colorless, White, gray
Brownish, Black, Reddish, Brown, Blue
Streak
White
Reddish, Brown
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
-
Solubility
-
-
Durability
-
-
Specific Gravity
2.72-2.753.84
1
7.18
👆🏻
Fracture
Uneven
Subconchoidal, Conchoidal
Cleavage
Perfect on [001], good on [010], imperfect on [110]
{0001} good, {10 1 0} parting
Mohs Hardness
6-6.57.5-8
2
10
👆🏻
Chemical Composition
Ca(70-90%)Na(30-10%)(Al,Si)AlSi 2O 8Michael OâDonoghue , Gems, Sixth Edition (2006)
(Ca,Ce)(Al,Ti,Mg)12O19
Luster
Vitreous, Pearly
Vitreous
Pleochroism
colorless.
O = brownish gray; E = gray
Dispersion
0.010.02
0.005
1
👆🏻
Transparency
Transparent
-
Refractive Index
1.561-1.5831.79-1.807
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Triclinic
Hexagonal
Birefringence
0.010-0.011-9999
0
0.296
👆🏻
Clarity
Transparent
-
Physical
Neurological
-
-
Cardiovascular
-
-
Respiratory
Poor
Excellent
Reproductive
-
-
Digestive
-
-
Psychology
Clarity
Empowerment
Healing
Emotional healing
Emotional healing
Qualities Associated
Clarity
Balance