... wolframite, ilmenite, Beryl, spodumene, and rare earth minerals, uranium ore and other minerals of the sorting; Graphite, sulfur, diamonds, quartz ... , mica, feldspar and other non-metallic minerals and silicate minerals and fluorite, apatite, barite, and other non- ... grained pyrite. With flotation processing more symbiotic metal minerals, such as from copper, lead, zinc, and other ...