Tenacity
Solubility
Durability
Specific Gravity
Fracture
Cleavage
Mohs Hardness
Chemical Composition
Distinct on {001} and {110}, indistinct on {100}
Pb 2(CO 3)Cl 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Subconchoidal, Conchoidal
Perfect on [001] and [011]
TiO 2Michael OâDonoghue , Gems, Sixth edition (2006) More from other references