Origin
Southern and central Africa
Southern and central Africa
Color
Blue, Colorless, White
Blue, Green, Brown
Streak
White
White, Blue, Green
For which Rashi?
Gemini, Virgo
Taurus
Planet
-
Venus
Element of Planets
Earth
Water
Energy
-
-
How to Wear?
Finger
-
-
Ring Metal
-
-
Deities
Quan Yin
Venus
Not to wear with
-
-
Powers
-
Love
Birthstone
Planetary
-
-
Talisman
-
-
Tenacity
-
Brittle
Solubility
-
-
Durability
-
-
Specific Gravity
2.45-2.582.00-2.45
1
7.18
👆🏻
Fracture
Conchoidal
Sub-Conchoidal, Conchoidal
Cleavage
None
none
Mohs Hardness
3-3.52-4
2
10
👆🏻
Chemical Composition
Ca 2B 5SiO 9(OH) 5Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Cu2H2Si2O5(OH)4
Luster
Vitreous
Vitreous, Greasy
Pleochroism
-
-
Dispersion
0.010.02
0.005
1
👆🏻
Transparency
-
Opaque
Refractive Index
1.583-1.6081.460-1.570
1
3.25
👆🏻
Optic Character
-
-
Crystal System
monoclinic
monoclinic
Birefringence
0.0190.023-0.050
0
0.296
👆🏻
Clarity
-
-
Physical
Neurological
Aids in mental clarity and focus
Promotes calmness and emotional balance
Cardiovascular
-
Supports heart health
Respiratory
Good
Good
Reproductive
-
-
Digestive
-
-
Psychology
Calming
Communication
Healing
Emotional healing
Emotional healing
Qualities Associated
Calming
Communication