Corporation has grown from a small glass sand mining company to become one of the world's leading industrial mineral producers. Our products are the essential raw materials utilized in nearly every manufacturing process. Always cognizant of that critical role we play, our objective is to produce engineered industrial minerals which add function and value to our customers' processes. Moreover, we are more than simply a mining company. We are global transportation specialists, applications engineers and technical advisors, research and development experts, and international marketers drawing from a synergistic product portfolio and global production capability.