1 Physical Properties
1.1 Tenacity
1.2 Solubility
Not Available
Dilute acid
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
1.5 Fracture
Not Available
Subconchoidal, ConchoidalArthur Thomas, Gemstones (2009), Conchoidal, Brittle
1.6 Cleavage
Not Available
Distinct on {010}, imperfect {110} and {011}
1.7 Mohs Hardness
1.8 Chemical Composition
(Mg,Fe) 2Si 2O 6Ulrich Henn and Claudio C.
CaCO 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references