Color
Yellow, pink
Red, Brown
Specific Gravity
3.05-3.08
3.62-4.33
Fracture
Subconchoidal, Uneven, Conchoidal
Uneven
Cleavage
Poor on {100}
None
Chemical Composition
Mn2+ Al(PO 4)(OH) 2H 2OMichael OâDonoghue , Gems, Sixth Edition (2006)
Mn 3Al 2(SiO 4) 3Arthur Thomas , Gemstones (2009)
Luster
Vitreous, Resinous
-
Pleochroism
Visible: X = yellow; Y = pink; Z = pale pink to colorless
-
Transparency
Transparent
-
Refractive Index
1.639-1.672
1.730-1.820
Crystal System
Orthorhombic
-
Birefringence
0.029-0.032
0.027
Clarity
Transparent
TransparentUlrich Henn and Claudio C. Milisenda
Psychology
Compassion
Creativity
Healing
Emotional healing
Emotional healing
Qualities Associated
Heart Healing
Creativity