Origin
India, Italy
Southern and central Africa
Color
White, Reddish
White, Reddish, Colorless, gray, Red
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
Solubility
-
-
Durability
-
-
Specific Gravity
2.08-2.162.77
1
7.18
👆🏻
Fracture
Irregular/uneven
Uneven
Cleavage
distinct/good on {1011}
Perfect [001] good [010] poor [110]
Mohs Hardness
4.56-6.5
2
10
👆🏻
Chemical Composition
CaAl 2Si 4O 12 -6H 2OArthur Thomas , Gemstones (2009)
CaAl 2Si 2O 8Michael OâDonoghue , Gems, Sixth Edition (2006)
Luster
Vitreous
Vitreous
Pleochroism
-
colorless.
Dispersion
0.050.01
0.005
1
👆🏻
Transparency
Transparent
Transparent
Refractive Index
1.478-1.4901.575-1.588
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Trigonal
Triclinic
Birefringence
0.005-0.0080.012-0.013
0
0.296
👆🏻
Clarity
Transparent
Transparent
Physical
Neurological
-
Improves cognitive function
Cardiovascular
Supports heart health
Supports heart health
Respiratory
Good
Poor
Reproductive
-
-
Digestive
-
-
Psychology
Emotional Healing
Transformation
Healing
Emotional healing
Emotional healing
Qualities Associated
Optimism
Balance