Origin
USA, Southern and central Africa, China, India, Italy
USA
Color
White, Yellow
Blue, Green
Streak
-
Blue, Greenish, White
For which Rashi?
Gemini
-
Planet
Saturn
-
Element of Planets
-
-
Energy
-
-
How to Wear?
Finger
-
-
Ring Metal
-
-
Deities
-
-
Not to wear with
-
-
Powers
Healing
-
Birthstone
Planetary
-
-
Talisman
-
-
Tenacity
-
Brittle
Solubility
-
-
Durability
-
-
Specific Gravity
2.44-2.625.6-5.76
1
7.18
👆🏻
Fracture
Uneven
Uneven
Cleavage
Indiscernible
[001] perfect; [100] distinct
Mohs Hardness
2.5-5.52.5-3
2
10
👆🏻
Chemical Composition
H 4Mg 3Si 2O 9Walter Schumann , Gemstones of the world (2001) More from other references
Pb 5Cu 2(SO 4) 3(CO 3)(OH) 6Anthony et al , Handbook of mineralogy (2001)
Luster
Vitreous, Greasy, Silky
Vitreous
Pleochroism
-
Weak
Dispersion
0.010.05
0.005
1
👆🏻
Transparency
Translucent
Transparent
Refractive Index
1.560-1.5711.818-1.909
1
3.25
👆🏻
Optic Character
-
-
Crystal System
monoclinic
Orthorhombic
Birefringence
0.008-0.0140.091
0
0.296
👆🏻
Clarity
Translucent
Transparent
Physical
Neurological
Aids in mental clarity and focus
-
Cardiovascular
-
-
Respiratory
Good
Good
Reproductive
-
-
Digestive
-
-
Psychology
Transformation
Creativity
Healing
Emotional healing
-
Qualities Associated
Protection
-