Global Leader​

The Specialty Minerals segment produces and sells the synthetic mineral product precipitated calcium carbonate (PCC), mines mineral ores and processes and sells natural mineral products, primarily limestone and talc. This segment's products are used principally in the paper, building materials, paint and coatings, glass, ceramic, polymer, food, automotive and pharmaceutical industries.

The Performance Materials segment is a leading supplier of bentonite and bentonite-related products, as well as chromite and leonardite, to industrial and consumer markets globally.  Products offered by the Performance Materials segment include specially formulated green sand bond solutions for metalcasting, additives for powdered laundry detergent formulation, and pet litter.  This segment operates more than 25 mining or production facilities worldwide.  The Performance Materials segment also provides products for non-residential construction, environmental and infrastructure projects worldwide. It serves customers engaged in a broad range of construction projects, including site remediation, concrete waterproofing for underground structures, liquid containment on projects ranging from landfills to flood control, and drilling applications including foundation, slurry wall, tunneling, water well and horizontal drilling.