Quarzwerke

Founded in 1919, Quarzwerke extracts, processes, and refines industrial minerals and performance fillers. It offers quartz, kaolin, feldspar, cistobalite, white quartz, colored quartz, wollastonite, fused silica, mica, nepheline syenite, synthetic corundum, anhydrite, and aluminum hydroxide. Quarzwerke is based in Frechen, Germany and offers its products internationally.