Origin
USA, Southern and central Africa, China, India, Italy
Brazil, Southern and central Africa, Sri Lanka
Color
White, Yellow
Red, gray
Streak
-
Red, Black
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
-
-
Solubility
-
Insoluble in acids
Durability
-
-
Specific Gravity
2.44-2.624.20-4.30
1
7.18
👆🏻
Fracture
Uneven
Uneven, Conchoidal
Cleavage
Indiscernible
{110} good, 100 moderate, parting on {092} and {011}
Mohs Hardness
2.5-5.56-6.5
2
10
👆🏻
Chemical Composition
H 4Mg 3Si 2O 9Walter Schumann , Gemstones of the world (2001) More from other references
TiO 2Michael OâDonoghue , Gems, Sixth Edition (2006)
Luster
Vitreous, Greasy, Silky
Adamantine
Pleochroism
-
Weak to distinct brownish red-green-yellow
Dispersion
0.010.33
0.005
1
👆🏻
Transparency
Translucent
Transparent, Translucent
Refractive Index
1.560-1.5712.609-2.903
1
3.25
👆🏻
Optic Character
-
-
Crystal System
monoclinic
tetragonal
Birefringence
0.008-0.0140.296
0
0.296
👆🏻
Clarity
Translucent
Transparent
Physical
Neurological
Aids in mental clarity and focus
-
Cardiovascular
-
-
Respiratory
Good
Good
Reproductive
-
-
Digestive
-
-
Psychology
Transformation
Clarity
Healing
Emotional healing
Physical healing
Qualities Associated
Protection
Awareness