I am a consulting exploration geologist and have found mine several gemstone deposits in the western USA. used to import large quantities of types rough gemstones for manufacturing few tons select material that liquidating as no longer manufacture cut gemstones. will still be mining selling ...

Established in 2003, our company is a specialized manufacturer of mineral products. Located Shijiazhuang, Hebei, we enjoy convenient access to major transportation networks. Our occupies an area 7000 square meters and has such advanced facilities as raymond mill, grinding mill equipment ...