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
{???} Distinct, {???} Distinct, {???} Distinct
LiFe3+ (PO 4)(OH)Anthony et al , Handbook of mineralogy (2001)