Origin
Southern and central Africa
India
Color
Yellow, Blue, Black, Green, gray
Yellow, Greenish, Blue, Brown, Green, gray
Streak
White
Yellow
For which Rashi?
-
-
Planet
-
-
Element of Planets
-
-
Energy
-
-
How to Wear?
Finger
-
-
Ring Metal
-
-
Deities
-
-
Not to wear with
-
-
Powers
-
-
Birthstone
Planetary
-
-
Talisman
-
-
Tenacity
-
-
Solubility
-
-
Durability
-
-
Specific Gravity
3.43-3.444.23
1
7.18
👆🏻
Fracture
-
Conchoidal
Cleavage
None Observed
{111} Distinct
Mohs Hardness
6.5-73.5-4
2
10
👆🏻
Chemical Composition
Ca 2(Mg,Al) 6(Si,Al,B) 6O 20Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
CaMoO 4Michael OâDonoghue , Gems, Sixth Edition (2006)
Luster
Vitreous
Greasy, Subadamantine
Pleochroism
visible
In deeply colored specimens: blue greenAnthony et al
Dispersion
0.020.03
0.005
1
👆🏻
Transparency
-
Transparent
Refractive Index
1.696-1.7021.974-1.984
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Triclinic
-
Birefringence
0.005-9999
0
0.296
👆🏻
Clarity
TransparentUlrich Henn and Claudio C. Milisenda
Transparent
Physical
Neurological
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-
Cardiovascular
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-
Respiratory
-
Good
Reproductive
-
-
Digestive
-
-
Psychology
-
-
Healing
Emotional healing
Emotional healing
Qualities Associated
Transformation
Vitality