Origin
Southern and central Africa
-
Color
Blue, Green, Brown
Blue, Green
Streak
White, Blue, Green
Blue
For which Rashi?
Taurus
-
Planet
Venus
-
Element of Planets
Water
-
Energy
-
-
How to Wear?
Finger
-
-
Ring Metal
-
-
Deities
Venus
-
Not to wear with
-
-
Powers
Love
-
Birthstone
Planetary
-
-
Talisman
-
-
Tenacity
Brittle
-
Solubility
-
-
Durability
-
-
Specific Gravity
2.00-2.453.80-4.15
1
7.18
👆🏻
Fracture
Sub-Conchoidal, Conchoidal
Uneven
Cleavage
none
perfect along [010] and [100]
Mohs Hardness
2-43.5-4
2
10
👆🏻
Chemical Composition
Cu2H2Si2O5(OH)4
Cu 5(SiO 3) 4(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Luster
Vitreous, Greasy
Silky
Pleochroism
-
X = very pale blue; Y = pale blue; Z = deep blue
Dispersion
0.020.02
0.005
1
👆🏻
Transparency
Opaque
Translucent
Refractive Index
1.460-1.5701.752-1.815
1
3.25
👆🏻
Optic Character
-
-
Crystal System
monoclinic
Orthorhombic
Birefringence
0.023-0.0500.063
0
0.296
👆🏻
Clarity
-
Translucent
Physical
Neurological
Promotes calmness and emotional balance
-
Cardiovascular
Supports heart health
-
Respiratory
Good
Good
Reproductive
-
-
Digestive
-
-
Psychology
Communication
Communication
Healing
Emotional healing
Emotional healing
Qualities Associated
Communication
Communication