Origin
-
-
Color
Yellow, Violet, Green, Brown, White, gray, Greenish
Blue, Green
Streak
White
Blue
For which Rashi?
-
-
Planet
-
-
Element of Planets
-
-
Energy
-
-
How to Wear?
Finger
-
-
Ring Metal
-
-
Deities
-
-
Not to wear with
-
-
Powers
-
-
Birthstone
Planetary
-
-
Talisman
-
-
Tenacity
Elastic
-
Solubility
-
-
Durability
-
-
Specific Gravity
2.9-3.13.80-4.15
1
7.18
👆🏻
Fracture
Uneven
Uneven
Cleavage
Perfect basal {001}
perfect along [010] and [100]
Mohs Hardness
3.5-4.03.5-4
2
10
👆🏻
Chemical Composition
-
Cu 5(SiO 3) 4(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Luster
Pearly, Vitreous
Silky
Pleochroism
Distinct
X = very pale blue; Y = pale blue; Z = deep blue
Dispersion
0.020.02
0.005
1
👆🏻
Transparency
-
Translucent
Refractive Index
1.565-1.6251.752-1.815
1
3.25
👆🏻
Optic Character
-
-
Crystal System
monoclinic
Orthorhombic
Birefringence
0.040-0.0500.063
0
0.296
👆🏻
Clarity
-
Translucent
Physical
Neurological
-
-
Cardiovascular
-
-
Respiratory
-
Good
Reproductive
-
-
Digestive
-
-
Psychology
-
Communication
Healing
-
Emotional healing
Qualities Associated
-
Communication