Origin
Kazakhstan
Australia, Southern and central Africa
Color
White, Colorless
Red, Yellow, orange
Streak
White
yellowish orange
Specific Gravity
1.847-1.852
5.90-6.10
Fracture
Conchoidal
Conchoidal
Cleavage
Poor to indistinct on {010}
{110} Distinct, {001} Indistinct, {100} Indistinct
Chemical Composition
Ca3Al3(SiO4)3(OH)
PbCrO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Luster
Vitreous
Adamantine
Pleochroism
-
Distinctly trichroic
Transparency
-
Transparent
Refractive Index
1.488-1.525
2.31-2.66
Crystal System
Triclinic
Monoclinic Prismatic H-M Symbol (2/m) Space Group: P 21/n
Birefringence
0.027-0.034
-9999
Cardiovascular
-
Supports heart health
Healing
-
Physical healing
Qualities Associated
-
Passion