Origin
Southern and central Africa
Turkey
Color
Blue, Green, Brown
Colorless, White, Yellow, Greenish, gray, Brown
Streak
White, Blue, Green
White
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
Very brittle
Solubility
-
insoluble
Durability
-
-
Specific Gravity
2.00-2.453.30-3.40
1
7.18
👆🏻
Fracture
Sub-Conchoidal, Conchoidal
Conchoidal
Cleavage
none
{010} perfect, {110} distinct, {100} in traces
Mohs Hardness
2-46.5-7
2
10
👆🏻
Chemical Composition
Cu2H2Si2O5(OH)4
AlO(OH)Walter Schumann , Gemstones of the world (2001) More from other references
Luster
Vitreous, Greasy
Pearly
Pleochroism
-
Strong
Dispersion
0.020.01
0.005
1
👆🏻
Transparency
Opaque
Transparent
Refractive Index
1.460-1.5701.702-1.750
1
3.25
👆🏻
Optic Character
-
-
Crystal System
monoclinic
Orthorhombic
Birefringence
0.023-0.0500.048
0
0.296
👆🏻
Clarity
-
Transparent
Physical
Neurological
Promotes calmness and emotional balance
-
Cardiovascular
Supports heart health
Supports heart health
Respiratory
Good
-
Reproductive
-
-
Digestive
-
-
Psychology
Communication
Transformation
Healing
Emotional healing
Emotional healing
Qualities Associated
Communication
Change