Tenacity
Solubility
Durability
Specific Gravity
Fracture
Cleavage
Mohs Hardness
Chemical Composition
Subconchoidal, Conchoidal
Distinct on {010}, imperfect {110} and {011}
CaCO 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
{0001}, {11 2 0} imperfect
Zn 2SiO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references