A N I C S 203 F o r example, many loesses in Kansas and Nebraska are composed laroely of fine sand-...Soluble .salts Water Ice Irreversiile Carbonates (calcite and dolomite) Iron oxides Aluminum oxides Silica...combination. Thus, water and clay, calcite and clay, or water, calcite, and silica, may occur together....components are best illustrated by quartz, feldspar, calcite, dolomite, the h a r d remains of diatoms, radiolaria...8. 0. 10. Quartz K-feldspars Na-Ca-feldspars Calcite Dolomite Muscovite Biotite Chlorite Hornblende |