Origin
Canada
USA
Color
Yellow, Reddish, Brown, Brownish, Green, gray, Colorless
Blue, Green
Streak
White
Blue, Greenish, 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
2.72-2.835.6-5.76
1
7.18
👆🏻
Fracture
Uneven
Uneven
Cleavage
Good on {100} and {110}
[001] perfect; [100] distinct
Mohs Hardness
6-72.5-3
2
10
👆🏻
Chemical Composition
Na 2(Ti,Fe)Si 4(O,F) 11Ulrich Henn and Claudio C.
Pb 5Cu 2(SO 4) 3(CO 3)(OH) 6Anthony et al , Handbook of mineralogy (2001)
Luster
Vitreous, Pearly
Vitreous
Pleochroism
Weak; O = colorless to yellow; E = colorless to honey-yellow
Weak
Dispersion
0.020.05
0.005
1
👆🏻
Transparency
Transparent, Translucent
Transparent
Refractive Index
1.610-1.6471.818-1.909
1
3.25
👆🏻
Optic Character
-
-
Crystal System
tetragonal
Orthorhombic
Birefringence
0.0210.091
0
0.296
👆🏻
Clarity
Transparent
Transparent
Physical
Neurological
-
-
Cardiovascular
-
-
Respiratory
-
Good
Reproductive
-
-
Digestive
-
-
Psychology
-
Creativity
Healing
Emotional healing
-
Qualities Associated
Inner Peace
-