Supplier in equipment, parts, and service in the aggregate .
The images cover all facets of the salt manufacturing and packaging .. #42, and #44 and depict a salt mine and equipment used in salt manufacturing located in. Read more Equipment Co. | Construction, Utility & Mining Equipment .For years it produced tons of rock salt daily, most of which is used for ice control. Today it is closed. Source: Unknown. Mining The geology of the Great Lakes salt mining area consists of sedimentary deposits of shale, limestone, sandstone, dolomite, gypsum, anhydrite, and rock salt .