Origin
Tanzania
Southern and central Africa
Color
Blue
White, Blue, gray, Green, Brown
Streak
White, Colorless
White
For which Rashi?
Sagittarius, Pisces, Virgo
-
Planet
-
-
Element of Planets
Air, Water, Earth
-
Energy
-
-
How to Wear?
Finger
-
-
Ring Metal
-
-
Deities
-
-
Not to wear with
-
-
Powers
Love, Healing
-
Birthstone
Planetary
-
-
Talisman
-
-
Tenacity
-
-
Solubility
-
-
Durability
Hard
-
Specific Gravity
3.352.30-2.40
1
7.18
👆🏻
Fracture
Uneven, Conchoidal
Uneven, Conchoidal
Cleavage
Perfect {010}, imperfect {100}
{110} Perfect
Mohs Hardness
6.5-7-9999
2
10
👆🏻
Chemical Composition
Ca2Al3(SiO4)3(OH)
Na 8Al 6Si 6O 24(SO 4) · H 2OAnthony et al , Handbook of Mineralogy (2001)
Luster
Vitreous
-
Pleochroism
Present
-
Dispersion
0.030.04
0.005
1
👆🏻
Transparency
Transparent, Translucent, Transparent to translucent
Transparent
Refractive Index
1.685-1.707-9999
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Orthorhombic
-
Birefringence
0.006-0.018-9999
0
0.296
👆🏻
Clarity
TransparentUlrich Henn and Claudio C. Milisenda
Transparent
Physical
Neurological
Enhances mental clarity and focus
-
Cardiovascular
-
-
Respiratory
Excellent
Good
Reproductive
-
-
Digestive
-
-
Psychology
Intuition
Creativity
Healing
Emotional healing
Emotional healing
Qualities Associated
Communication
Clarity