Origin
Southern and central Africa
Southern and central Africa
Color
Green, Blue, Yellow, Red
Green, Yellow, Red, Blue
Streak
Not Available
Black
For which Rashi?
Not Available
Not Available
Planet
Not Available
Not Available
Element of Planets
Not Available
Not Available
Finger
Not Available
Not Available
Ring Metal
Not Available
Not Available
Energy
Not Available
Not Available
Deities
Not Available
Not Available
Not to wear with
Not Available
Not Available
Powers
Not Available
Not Available
Planetary
Not Available
Not Available
Talisman
Not Available
Not Available
Tenacity
Not Available
Not Available
Solubility
Not Available
Not Available
Durability
Not Available
Not Available
Specific Gravity
4.55
2.80-3.0
Fracture
Not Available
Not Available
Cleavage
Not Available
{110} Good
Chemical Composition
Y 3Al 5O 12Ulrich Henn and Claudio C.
NaFeS2•2(H2O)
Luster
Not Available
Vitreous, Silky
Pleochroism
Not Available
Extreme
Dispersion
Not Available
Not Available
Transparency
Gemmological Tables (2004)
Translucent
Refractive Index
1.833
1.580
Optic Character
Not Available
Not Available
Crystal System
Not Available
Monoclinic Prismatic H-M Symbol (2/m) Space Group: C 2/c
Birefringence
Not Available
Not Available
Clarity
TransparentUlrich Henn and Claudio C. Milisenda
Translucent
Neurological
Not Available
Not Available
Cardiovascular
Not Available
Not Available
Respiratory
Not Available
Not Available
Reproductive
Not Available
Not Available
Digestive
Not Available
Not Available
Psychology
Not Available
Not Available
Healing
Not Available
Not Available
Qualities Associated
Not Available
Not Available