Origin
Southern and central Africa
India
Specific Gravity
1.52-1.53
2.25-2.33
Cleavage
Perfect
Good on {010}
Chemical Composition
CaSO4·2H2O
Ca(VO)Si4O10•4(H2O)
Luster
Silky
Vitreous, Pearly
Pleochroism
-
Visible: X=Z= colorless Y= blue
Refractive Index
-9999
1.542
Crystal System
-
Orthorhombic
Birefringence
-9999
0.009
Neurological
-
Enhances mental clarity and focus
Cardiovascular
-
Supports heart health
Psychology
Calmness
Communication
Healing
Emotional healing
Emotional healing
Qualities Associated
Calming & Clarity
Communication