Color
Green
Yellow, Red, Green, Colorless, orange
Streak
White
Yellow, yellowish orange
Specific Gravity
3.77
5.50-5.90
Fracture
Uneven, Conchoidal
Conchoidal
Cleavage
None
On {10 1 0}, perfect; parting on {000 1 }
Chemical Composition
Ca 3Cr 2(SiO 4) 3Ulrich Henn and Claudio C.
(Zn,Mn2+ )OMichael OâDonoghue , Gems, Sixth Edition (2006)
Luster
Vitreous
Subadamantine, Resinous
Transparency
Translucent
TransparentRobert C. Kammerling
Refractive Index
1.87
2.013-2.029
Crystal System
cubic
Hexagonal
Birefringence
-9999
0.016
Clarity
Translucent
TransparentRobert C. Kammerling
Cardiovascular
Supports heart health
-
Respiratory
Excellent
Good
Reproductive
Supports reproductive health
-
Healing
Emotional healing
-
Qualities Associated
Vitality
-