Processors of High Performance Micronised Mineral Fillers, Extenders & Earth Pigments. Barytes, Calcite, China Clay, Dolomite, Limestone, Mica, Pyrophyllite, Silica, Talc, Whiting, Black Iron Oxide, Umber, Sienna, Red Iron Oxide, Yellow Iron Oxide, Processed Black Oxide, Micaceous Iron Oxide, Oxide Colours Blue / Green / Cream, Waterproofing Compounds for Cement.