Industrial minerals (processed and unprocessed), including magnetite, hematite and other iron oxides, olivine, fused alumina, andalusite, barites, bauxite, bentonite, brucite, calcium carbonate, chromite, dolomite, fluorspar, mica, garnet, graphite, huntites, hydromagnesite, magnesite, micaceous iron oxide, mullite, muscovite- and phlogopite mica, synthetic quartz, talc and steatite, vermiculite, wollastonite, zircon, boron, ilmenite, kyanite, manganese, silicon carbide
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