Astrology
Origin
Guatemala, Russia, Canada, Italy
Sri Lanka
Color
White, Red, Brown, Green, gray
White, Colorless, Blue, Red, Green, Yellow, Violet
Streak
White
Not Available
For which Rashi?
Not Available
Not Available
Planet
Not Available
Not Available
Element of Planets
Not Available
Not Available
Energy
Not Available
Not Available
How to Wear?
Finger
Not Available
Not Available
Ring Metal
Not Available
Not Available
Deities
Not Available
Not Available
Not to wear with
Not Available
Not Available
Powers
Not Available
Not Available
Birthstone
Planetary
Not Available
Not Available
Talisman
Not Available
Not Available
Physical Properties
Tenacity
Not Available
Not Available
Solubility
Not Available
Not Available
Durability
Not Available
Not Available
Specific Gravity
3.28-3.38
2.65
Fracture
Splintery, Fibrous
ConchoidalWalter Schumann
Cleavage
Good on [110]
Not Available
Mohs Hardness
6.5-7
7
Chemical Composition
NaAlSi 2O 6Ulrich Henn and Claudio C.
SiO 2Walter Schumann , Gemstones of the world (2001)
Optical Properties
Luster
Pearly
Not Available
Pleochroism
Not Available
Not Available
Dispersion
Not Available
0.01
27
Transparency
Translucent
TransparentWalter Schumann
Refractive Index
1.652-1.688
1.544-1.553
Optic Character
Not Available
Not Available
Crystal System
monoclinic
Not Available
Birefringence
0.013-0.020
0.009
Clarity
Translucent
TransparentWalter Schumann
Benefits
Physical
Neurological
Not Available
Not Available
Cardiovascular
Not Available
Not Available
Respiratory
Not Available
Not Available
Reproductive
Not Available
Not Available
Digestive
Not Available
Not Available
Psychology
Not Available
Not Available
Healing
Not Available
Not Available
Qualities Associated
Not Available
Not Available
