Matching Pairs minerals for EAES 1121Online version formula and class by maggie arellano 1 halite 2 Calcite 3 pyrite 4 hematite 5 quarts 6 magnetite Fe3O4 NaCl Fe2O3 CaCO3 Sio2 FeS2 1 Pyrite 2 quarts+orthoclase+albite+muscovite 3 Calcite 4 Biotite+augite+hornblende+olivine 5 halite 6 Magnitite and hematite oxide FMS halide sulfide carbonate NFMS