Physical Properties
Tenacity
Elastic
Not Available
Solubility
Not Available
Not Available
Durability
Not Available
Not Available
Specific Gravity
2.9-3.1
3.84
Fracture
Uneven
Subconchoidal, ConchoidalAnthony et al, Handbook of mineralogy (2001), Conchoidal, Brittle
Cleavage
Perfect basal {001}
{0001} good, {10 1 0} parting
Mohs Hardness
3.5-4.0
7.5-8
Chemical Composition
Not Available
(Ca,Ce)(Al,Ti,Mg)12O19
