Origin
Brazil
USA
Color
Blue, Greenish
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
Solubility
-
-
Durability
-
-
Specific Gravity
3.315.6-5.76
1
7.18
👆🏻
Fracture
Uneven
Uneven
Cleavage
{110} Good
[001] perfect; [100] distinct
Mohs Hardness
5.5-62.5-3
2
10
👆🏻
Chemical Composition
(Fe2+ ,Mg)Al 2(PO 4) 2(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006)
Pb 5Cu 2(SO 4) 3(CO 3)(OH) 6Anthony et al , Handbook of mineralogy (2001)
Luster
-
Vitreous
Pleochroism
Colorless blueAnthony et al
Weak
Dispersion
0.020.05
0.005
1
👆🏻
Transparency
-
Transparent
Refractive Index
1.639-1.6801.818-1.909
1
3.25
👆🏻
Optic Character
-
-
Crystal System
-
Orthorhombic
Birefringence
0.0410.091
0
0.296
👆🏻
Clarity
TransparentUlrich Henn and Claudio C. Milisenda
Transparent
Physical
Neurological
-
-
Cardiovascular
-
-
Respiratory
Good
Good
Reproductive
-
-
Digestive
-
-
Psychology
Communication
Creativity
Healing
Emotional healing
-
Qualities Associated
Intuition & Communication
-