Carbonate mineral

Source: Wikipedia, the free encyclopedia.
Calcite crystals from the Sweetwater Mine, Viburnum Trend District, Reynolds County, Missouri; 6.2 × 6 × 3.3 cm

Carbonate minerals are those minerals containing the carbonate ion, CO2−
3
.

Carbonate divisions

Anhydrous carbonates

Rhodochrosite, Sweet Home Mine, Alma, Colorado; 5.2 × 4.2 × 2.3 cm
Smithsonite, Silver Bill Mine, Dragoon Mts, Cochise County, Arizona; 4.8 × 4.1 × 2.4 cm

Anhydrous carbonates with compound formulas

Dolomite with calcite and chalcopyrite from the Picher Field, Tri-State district, Cherokee County, Kansas; 12.0 × 9.7 × 4.3 cm

Carbonates with hydroxyl or halogen

Azurite and malachite, Beaver Dam Mts, Washington County, Utah; 5.1 × 3.9 × 2.4 cm

Hydrated carbonates

The carbonate class in both the

Strunz classification systems include the nitrates.[1][2]

Nickel–Strunz classification -05- carbonates

Hanksite, Na22K(SO4)9(CO3)2Cl, one of the few minerals that is considered a carbonate and a sulfate
Photomicrographs of a thin section containing carbonate vein in mica rich rock. In cross-polarized light on left, plane-polarized light on right.

classification of Nickel–Strunz (mindat.org, 10 ed, pending publication).[2]

Class: carbonates

References

External links