Origin
Tanzania
-
Color
Blue
Blue, gray, Black
Streak
White, Colorless
Blue
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
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Birthstone
Planetary
-
-
Talisman
-
-
Tenacity
-
-
Solubility
-
-
Durability
Hard
-
Specific Gravity
3.353-3.15
1
7.18
👆🏻
Fracture
Uneven, Conchoidal
Conchoidal
Cleavage
Perfect {010}, imperfect {100}
Good on [110] and on [001]
Mohs Hardness
6.5-76.0-6.5
2
10
👆🏻
Chemical Composition
Ca2Al3(SiO4)3(OH)
[ ]Na2(Mg3Al2)Si8O22(OH)2
Luster
Vitreous
Vitreous, Pearly
Pleochroism
Present
Strong
Dispersion
0.030.02
0.005
1
👆🏻
Transparency
Transparent, Translucent, Transparent to translucent
-
Refractive Index
1.685-1.7071.606-1.637
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Orthorhombic
monoclinic
Birefringence
0.006-0.018-9999
0
0.296
👆🏻
Clarity
TransparentUlrich Henn and Claudio C. Milisenda
-
Physical
Neurological
Enhances mental clarity and focus
-
Cardiovascular
-
-
Respiratory
Excellent
Good
Reproductive
-
-
Digestive
-
-
Psychology
Intuition
Communication
Healing
Emotional healing
Emotional healing
Qualities Associated
Communication
Peace