carbonate group
calcite group
calcite
hexagonal, CaCO3
magnesite
hexagonal, MgCO3
siderite
hexagonal, FeCO3
rhodocrosite
hexagonal, MnCO3
smithsonite
hexagonal, ZnCO3
dolomite group
dolomite
hexagonal, CaMg(CO3)2
ankerite
hexagonal, CaFe(CO3)2
Kuthnohorite
hexagonal, CaMn(CO3)2
Aragonite group
aragonite
orthorhombic, CaCO3
witherite
orthorhombic, BaCO3
cerrusite
orthorhombic, PbCO3
strontianite
orthorhombic, SrCO3
azurite
monoclinic, Cu3(CO3)2(OH)2
malachite
monoclinic, Cu2(CO3)(OH)2