SIC 1499 Miscellaneous Nonmetallic Minerals, Except Fuels - Description, Market Prospects, Industry History
Some of the most economically significant minerals mined by industry firms included garnet, gemstones, graphite, gypsum, industrial diamonds, perlite, and quartz. Other minerals produced include asbestos, asphalt, burrstone, calcite, catlinite, corundum, cryolite, diatomite, emery, fill dirt, gilsonite, greensand, Iceland spar, meerschaum, mica, millstone, oilstone, ozokerite, peat, pipestone, pozzolana, pumice, pyrophyllite, rubbing stone, scoria, scythestone, vermiculite, whetstone, wollastonite, and wurtzilite.
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