Frac sand: How is it mined? - Wisconsin Geological & Natural .This aerial photograph shows a typical frac sand mining operation. . mining. Image courtesy Superior Silica Sands. . An important step in processing frac sand, which occurs off-site for this operation, involves drying and sorting the sand into.steps of mining process of silica sand,Silica Sand Mining EIS Meeting - Wisconsin Department of Natural .describes a typical sand mine and sand processing plant. Note there . in both cases many of the same additional processing steps would take place with both.
steps of mining process of silica sand