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The formation is a mostly unconfined aquifer, [34] called the Jacobsville aquifer, [17] that covers an area of 4,363 square miles (11,300 km 2). [35] Despite being a sandstone aquifer, it has a low permeability [ 36 ] and water largely moves through cracks and fissures which extend to a depth of about 100 to 150 ft (30 to 46 m).
Following is a list of dams and reservoirs in Michigan. Major dams are linked below. The National Inventory of Dams defines any "major dam" as being 50 feet (15 m) tall with a storage capacity of at least 5,000 acre-feet (6,200,000 m 3 ), or of any height with a storage capacity of 25,000 acre-feet (31,000,000 m 3 ).
Stamp sand, photographed near Houghton, MI. Stamp sand is a coarse sand left over from the processing of ore in a stamp mill. [1] In the United States, the most well-known deposits of stamp sand are in the Copper Country of the Upper Peninsula of Michigan, where it is black or dark gray, and may contain hazardous concentrations of trace metals.
The Michigan Limestone and Chemical Company operated the world's largest limestone quarry (Michigan Limestone; a/k/a the "Calcite Quarry"; "Calcite Plant and Mill"; and "Carmeuse Lime and Stone"), which is located near Rogers City in Presque Isle County, Michigan. It was formed and organized in 1910; however, production did not begin until 1912.
Warren Dunes State Park is a 1,500-acre (610 ha) public recreation area located along the eastern shore of Lake Michigan in Berrien County, Michigan. [2] The state park's large sand dunes and lakeshore beaches make it one of the most popular of Michigan's state parks with an average of about one million visitors annually.
Nov. 30—Except for the oil and natural gas themselves, one of the oilfield's hottest commodities these days is the sand used to fracture or "frac" the bedrock formations and loosen them up for ...
Offshore areas of the US may contain resources of sulfur, salt, sand and gravel, phosphate rock, manganese nodules, and heavy-mineral placer deposits. To date, none of these has been produced for commercial purposes except sulfur and salt in the Gulf of Mexico, and gold in Alaskan state waters near Nome.
The Gogebic Range is an elongated area of iron ore deposits located within a range of hills in northern Michigan and Wisconsin just south of Lake Superior. It extends from Lake Namakagon in Wisconsin eastward to Lake Gogebic in Michigan, or almost 80 miles.