Origin
Tanzania
Australia, Spain, Brazil, Germany
Color
Blue
Green, Blue, Colorless
Streak
White, Colorless
White
For which Rashi?
Sagittarius, Pisces, Virgo
Virgo
Planet
-
-
Element of Planets
Air, Water, Earth
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
3.352.42-2.58
1
7.18
👆🏻
Fracture
Uneven, Conchoidal
Conchoidal, Splintery, ConchoidalWalter Schumann
Cleavage
Perfect {010}, imperfect {100}
[010] perfect
Mohs Hardness
6.5-74-5
2
10
👆🏻
Chemical Composition
Ca2Al3(SiO4)3(OH)
AlPO4 · 2(H2O)
Luster
Vitreous
Vitreous, Waxy
Pleochroism
Present
-
Dispersion
0.030.01
0.005
1
👆🏻
Transparency
Transparent, Translucent, Transparent to translucent
Translucent, Opaque . May be translucent when backlit on the edges.
Refractive Index
1.685-1.7071.560-1.594
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Orthorhombic
Orthorhombic
Birefringence
0.006-0.0180.031
0
0.296
👆🏻
Clarity
TransparentUlrich Henn and Claudio C. Milisenda
Translucent
Physical
Neurological
Enhances mental clarity and focus
-
Cardiovascular
-
Supports heart health
Respiratory
Excellent
Good
Reproductive
-
-
Digestive
-
-
Psychology
Intuition
Harmony
Healing
Emotional healing
Emotional healing
Qualities Associated
Communication
Harmony