Origin
Tanzania
Canada
Color
Blue
White, Colorless, Greenish, gray, pink, Reddish
Streak
White, Colorless
White
For which Rashi?
Sagittarius, Pisces, Virgo
-
Planet
-
-
Element of Planets
Air, Water, Earth
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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
3.352.24-2.29
1
7.18
👆🏻
Fracture
Uneven, Conchoidal
Uneven, Subconchoidal, Conchoidal
Cleavage
Perfect {010}, imperfect {100}
Very poor [100]
Mohs Hardness
6.5-75-5.5
2
10
👆🏻
Chemical Composition
Ca2Al3(SiO4)3(OH)
NaAlSi 2O 6 · H 2OMichael OâDonoghue , Gems, Sixth edition (2006) More from other references
Luster
Vitreous
Vitreous
Pleochroism
Present
colorless.
Dispersion
0.030.01
0.005
1
👆🏻
Transparency
Transparent, Translucent, Transparent to translucent
Transparent, Translucent
Refractive Index
1.685-1.7071.479-1.493
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Orthorhombic
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
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Cardiovascular
-
-
Respiratory
Excellent
Good
Reproductive
-
-
Digestive
-
-
Psychology
Intuition
Emotional Healing
Healing
Emotional healing
Emotional healing
Qualities Associated
Communication
-