Origin
Southern and central Africa
USA, Southern and central Africa, China, India, Italy
Color
Yellow, Blue, Colorless, White
White, Yellow
Streak
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
-
-
Solubility
-
-
Durability
-
-
Specific Gravity
3.28-3.312.44-2.62
1
7.18
👆🏻
Fracture
Conchoidal
Uneven
Cleavage
None observed
Indiscernible
Mohs Hardness
6.5-7.52.5-5.5
2
10
👆🏻
Chemical Composition
Al 6B 5O 15(F,OH) 3Ulrich Henn and Claudio C.
H 4Mg 3Si 2O 9Walter Schumann , Gemstones of the world (2001) More from other references
Luster
Vitreous
Vitreous, Greasy, Silky
Pleochroism
Colorless
-
Dispersion
0.010.01
0.005
1
👆🏻
Transparency
-
Translucent
Refractive Index
1.638-1.6501.560-1.571
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Hexagonal
monoclinic
Birefringence
0.01300.008-0.014
0
0.296
👆🏻
Clarity
TransparentUlrich Henn and Claudio C. Milisenda
Translucent
Physical
Neurological
-
Aids in mental clarity and focus
Cardiovascular
-
-
Respiratory
Excellent
Good
Reproductive
-
-
Digestive
-
-
Psychology
Clarity
Transformation
Healing
Emotional healing
Emotional healing
Qualities Associated
Clarity
Protection