P PREFERRED RCS

Chemically coated or altered substrates, namely, minerals for industrial, manufacturing and metallurgical purposes, namely, mineral blends including at least one of olivine, magnesite, zircon, fireclays, silica, magnesium calcium, dolomite, alumina, chromite, silicon carbide, carbon and/or mullite; chemically coated or altered substrates, namely, customized blend of silica and feldspar for use in the manufacture of goods; chemically coated or altered substrates, namely, processed minerals used for friction in automotive and locomotive industries; chemically coated or altered substrates, namely, ground crystalline silica for use in the manufacture of glass or glass fiber; chemically coated or altered substrates, namely, sodium feldspar for use in the ceramic industry as a ceramic flux; chemically coated or altered substrates, namely, propping agents; chemically coated or altered substrates, namely, silica sand; chemically coated or altered substrates, namely, sand for foundry purposes; chemically coated sand; chemically coated pool filter sand; chemically coated foundry sand for use in metal and sand casting; chemically coated hydraulic fracturing sands and gravel packing sands, namely, processed monocrystalline silica used as a proppant in the oil and gas industries

Mining and mineral exploration services