Origin
-
Southern and central Africa
Color
Brown, Yellow, White, Greenish
Yellow, Blue, Black, Green, gray
Streak
White, gray
White
For which Rashi?
-
-
Planet
-
-
Element of Planets
-
-
Energy
-
-
How to Wear?
Finger
-
-
Ring Metal
-
-
Deities
-
-
Not to wear with
-
-
Powers
-
-
Birthstone
Planetary
-
-
Talisman
-
-
Tenacity
Brittle
-
Solubility
-
-
Durability
-
-
Specific Gravity
2.7-3.33.43-3.44
1
7.18
👆🏻
Fracture
Uneven, Even
-
Cleavage
Perfect on the {001}
None Observed
Mohs Hardness
2.5-3.06.5-7
2
10
👆🏻
Chemical Composition
K(Mg,Fe++)3[AlSi3O10(OH,F)2
Ca 2(Mg,Al) 6(Si,Al,B) 6O 20Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Luster
Vitreous, Pearly
Vitreous
Pleochroism
Strong
visible
Dispersion
-0.02
0.005
1
👆🏻
Transparency
-
-
Refractive Index
1.565-1.6251.696-1.702
1
3.25
👆🏻
Optic Character
-
-
Crystal System
monoclinic
Triclinic
Birefringence
0.03-0.070.005
0
0.296
👆🏻
Clarity
-
TransparentUlrich Henn and Claudio C. Milisenda
Physical
Neurological
Enhances mental clarity and focus
-
Cardiovascular
-
-
Respiratory
Good
-
Reproductive
-
-
Digestive
-
-
Psychology
Grounding
-
Healing
Emotional healing
Emotional healing
Qualities Associated
Grounding
Transformation