ENGINEERED PERFORMANCE MATERIALS

ADSORBENT MAGNESIUM SILICATE; SYNTHETIC MAGNESIUM SILICATE; FOUNDRY WHOLE GRAIN SAND; INDUSTRIAL MINERALS AND MINERAL PRODUCTS, NAMELY, SILICON DIOXIDE; INDUSTRIAL MINERALS AND MINERAL PRODUCTS, NAMELY, SILICON DIOXIDE FOR USE IN THE SILICA BASED CHEMICALS INDUSTRY AND IN MAKING CRUCIBLES, FOR USE AS BUFFERS, PAINT EXTENDERS AND FILLERS, FOR USE IN MAKING GLASS CONTAINERS, FLAT GLASS, REINFORCEMENT FIBERGLASS, INSULATION FIBERGLASS AND SPECIALTY GLASS, FOR USE AS FILLERS AND EXTENDERS FOR EPOXIES, ADHESIVES, COATINGS, MASTICS AND SEALANTS, FOR USE IN PAINT, RUBBER, EPOXY AND PLASTICS, TRAFFIC PAINT, SEMI-REINFORCING, TESTING AND ANALYSIS IN CHROMATOGRAPHY AND HYDRAULIC/MASONRY TESTING AND IN THE OIL AND GAS INDUSTRY; INDUSTRIAL MINERALS AND CLAYS FOR ALL INDUSTRIAL PURPOSES, NAMELY, KAOLIN; CALCINED KAOLIN; CHINA CLAYS; CALCINED CHINA CLAYS; ALUMINIUM SILICATES AND CALCINED ALUMINIUM SILICATES FOR ALL INDUSTRIAL PURPOSES, NAMELY, FOR USE AS EXTENDERS IN PAINTS AND POLYMERS, AND FOR USE IN THE PRODUCTION OF GLASS AND BUILDING MATERIALS, NAMELY, GLASS CONTAINERS, FLAT GLASS, REINFORCEMENT FIBERGLASS, INSULATION FIBERGLASS AND SPECIALTY GLASS; CHINA CLAY; CALCINED CHINA CLAY; MINERAL PRODUCTS, NAMELY, PROPPANTS, SAND PROPPANTS AND RESIN COATED PROPPANTS FOR USE IN OIL AND GAS WELL HYDRAULIC FRACTURING OPERATIONS

CLEANING AND POLISHING ABRASIVE SANDS

FILTRATION SAND AND FILTRATION GRAVEL; GENERAL PURPOSE SAND; GROUND SILICA SAND; POOL FILTER SAND; QUARTZ AGGREGATES; SAND; SILICA CEMENT; SILICA SAND; SILICA SAND FOR USE IN THE CONSTRUCTION INDUSTRY; SILICA SAND FOR USE IN THE OIL AND GAS INDUSTRY; SILICA SAND FOR VOLLEYBALL COURTS; MINERAL PRODUCTS, NAMELY, NON-METALLIC MINERALS FOR BUILDING OR CONSTRUCTION; MINERAL PRODUCTS, NAMELY, REFRACTORY SAND; MINERAL PRODUCTS, NAMELY, SILICA SAND, FOR USE IN CONSTRUCTION, IN CONSTRUCTION AGGREGATE, GEOTHERMAL APPLICATIONS AND CEMENTITIOUS MIXES; MINERAL PRODUCTS, NAMELY, SILICA SAND FOR USE IN GOLF COURSES, VOLLEYBALL COURTS, BASEBALL FIELDS, HORSE TRACKS, TRACKS FOR JOGGING AND RUNNING, ARENAS AND OTHER FIELDS OF PLAY; MINERAL PRODUCTS, NAMELY, SILICA SAND FOR USE IN POOL FILTRATION AND MUNICIPAL AND INDUSTRIAL WATER FILTRATION; NON-METALLIC MINERALS FOR USE IN CONSTRUCTION, CONSTRUCTION AGGREGATE, GEOTHERMAL BUILDING AND CONSTRUCTION APPLICATIONS AND CEMENTITIOUS MIXES; CLAY IN POWDERED FORM FOR USE IN THE MANUFACTURE OF WALLBOARDS AND PLASTICS