1 Physical Properties
1.1 Tenacity
1.3 Solubility
Not Available
Dilute acid
1.5 Durability
Not Available
Not Available
1.3 Specific Gravity
2.75-2.802.93-2.96
1
7.18
1.7 Fracture
Uneven, Granular
Subconchoidal, ConchoidalArthur Thomas, Gemstones (2009), Conchoidal, Brittle
1.9 Cleavage
no true cleavage
Distinct on {010}, imperfect {110} and {011}
1.11 Mohs Hardness
1.15 Chemical Composition
Not Available
CaCO 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references