Origin
Southern and central Africa
Canada, Southern and central Africa, Italy, Australia, India
Color
Blue, Green, Brown
Violet, Brownish, Yellow, Reddish, Pale pink
Streak
White, Blue, Green
White
For which Rashi?
Taurus
Virgo
Planet
Venus
Mercury, Jupiter
Element of Planets
Water
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
2.00-2.452.69-2.79
1
7.18
👆🏻
Fracture
Sub-Conchoidal, Conchoidal
Conchoidal
Cleavage
none
Poor on {0001}
Mohs Hardness
2-45.5-6.5
2
10
👆🏻
Chemical Composition
Cu2H2Si2O5(OH)4
KNa 2(Fe3+ ,Mn3+ ,Al) 2Li 3Si 12O 30Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Luster
Vitreous, Greasy
Vitreous
Pleochroism
-
Weak
Dispersion
0.020.02
0.005
1
👆🏻
Transparency
Opaque
Translucent
Refractive Index
1.460-1.5701.607-1.612
1
3.25
👆🏻
Optic Character
-
-
Crystal System
monoclinic
Hexagonal
Birefringence
0.023-0.0500.003
0
0.296
👆🏻
Clarity
-
Translucent
Physical
Neurological
Promotes calmness and emotional balance
Enhances mental clarity and focus
Cardiovascular
Supports heart health
-
Respiratory
Good
Excellent
Reproductive
-
-
Digestive
-
-
Psychology
Communication
Spirituality
Healing
Emotional healing
Emotional healing
Qualities Associated
Communication
Spiritual Protection