Quartz sand is a colorless, transparent quartz variant, is a consolidation of debris rock, quartz debris content of 95% or more, from a variety of magmatic rocks, sedimentary rocks and metamorphic rocks, less heavy minerals, associated minerals feldspar, mica and clay minerals. There are two kinds of sedimentary and metamorphic genesis in the quartzite, and the boundary between the debris particles and the cement is not obvious. The latter refers to the deep and pure quartzite ore. Vein quartz is formed by the hydrothermal action, almost all of the composition of quartz, dense block structure.