Origin
Italy, China
Madagascar, Southern and central Africa
Color
Colorless, White, Blue, gray
White, Yellow, Blue, Green, 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
-
Solubility
-
-
Durability
-
-
Specific Gravity
3.092.55-2.63
1
7.18
👆🏻
Fracture
Uneven
Uneven
Cleavage
Perfect on {100} and {010}, imperfect on {101}
{001} Perfect, {010} Good
Mohs Hardness
86-6.5
2
10
👆🏻
Chemical Composition
CaAl2Si2O7(OH)2.H2O
KAlSi 3O 8Arthur Thomas , Gemstones (2009)
Luster
Vitreous, Greasy
Vitreous
Pleochroism
Weak
-
Dispersion
0.010.01
0.005
1
👆🏻
Transparency
-
Translucent
Refractive Index
1.672-1.6761.514-1.539
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Orthorhombic
Triclinic Pinacoidal H-M Symbol (1) Space Group: P1
Birefringence
0.019-0.0210.008-0.010
0
0.296
👆🏻
Clarity
-
Translucent
Physical
Neurological
-
-
Cardiovascular
-
-
Respiratory
Good
Excellent
Reproductive
-
-
Digestive
-
-
Psychology
-
Peace
Healing
Emotional healing
Emotional healing
Qualities Associated
-
Emotional Balance