Soaking it up: Bentonite''s global reach
bentonite. Elsewhere in locations such as Europe, China and India, calcium bentonite is the predominant mineral and is used either in its natural state or after sodium-exchange or acid activation. Table 1 Bentonite trade by leading exporting and importing countries Exports (1,000 tonnes)
About Us - Bentonite Performance Minerals, LLC
Bentonite Performance Minerals LLC (BPM) began its history in 1928 near Osage, Wyoming as the Kansas City Silica Company, the first modern producer of sodium montmorillonite in Wyoming. BPM, then known as Baroid Division, National Lead Company, (Baroid) purchased the plant and reserves from Kansas City Silica Company in 1936.