CARBONATE MINERALS

SELECTION OF METHODS FOR SEPARATING OF CARBONATE MINERALS

Anhydrous carbonates

  • Calcite group: Trigonal

    • Calcite CaCO3

    • Gaspeite (Ni,Mg,Fe2+)CO3

    • Magnesite MgCO3

    • Otavite CdCO3

    • Rhodochrosite MnCO3

    • Siderite FeCO3

    • Smithsonite ZnCO3

    • Spherocobaltite CoCO3

  • Aragonite group: Orthorhombic

    • Aragonite CaCO3

    • Cerussite PbCO3

    • Strontianite SrCO3

    • Witherite BaCO3

    • Rutherfordine UO2CO3

    • Natrite Na2CO

Anhydrous carbonates with compound formulas

  • Dolomite group: Trigonal

    • Ankerite CaFe(CO3)2

    • Dolomite CaMg(CO3)2

    • Huntite Mg3Ca(CO3)4

    • Minrecordite CaZn(CO3)2

    • Barytocite BaCa(CO3)2

Carbonates with hydroxyl or halogen

  • Carbonate with hydroxide: Monoclinic

    • Azurite Cu3(CO3)2(OH)2

    • Hydrocerussite Pb3(CO3)2(OH)2

    • Malachite Cu2CO3(OH)2

    • Rosasite (Cu,Zn)2CO3(OH)2

    • Phosgenite Pb2(CO3)Cl2

    • Hydrozincite Zn5(CO3)2(OH)6

    • Aurichalcite (Zn,Cu)5(CO3)2(OH)6

Hydrated carbonates

  • Hydromagnesite Mg5(CO3)4(OH)2.4H2O

  • Ikaite CaCO3·6(H2O)

  • Lansfordite MgCO3·5(H2O)

  • Monohydrocalcite CaCO3·H2O

  • Natron Na2CO3·10(H2O)

  • Zellerite Ca(UO2)(CO3)2·5(H2O)

The carbonate class in both the Dana and the Strunz classification systems include the nitrate.

During the processing of minerals containing carbonates, plants use the following types of separation:

References

  1. https://en.wikipedia.org/wiki/Carbonate_minerals

  2. https://en.wikipedia.org/wiki/Carbonate_rock

  3. https://en.wikipedia.org/wiki/Mineral