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