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Gypsum is a common mineral, with thick and extensive evaporite beds in association with sedimentary rocks. Deposits are known to occur in strata from as far back as the Archaean eon. [16] Gypsum is deposited from lake and sea water, as well as in hot springs, from volcanic vapors, and sulfate solutions in veins.
Rhodes' mining operation closed in 2005. [19] [20] As of 2008, BPB operated a processing plant at Blue Diamond Hill, for gypsum that was shipped in from Arizona. [11] Rhodes' residential project received opposition, and he resumed gypsum mining on his property around 2011, while still trying to get the housing proposal approved. [19]
The Gypsum Cave Mine is a gypsum-anhydrite and uranium mine located in Clark County, Nevada, United States, on the Intermontane Plateaus, 12 miles (19 km) east of North Las Vegas. [ 1 ] [ 2 ] Description
Shoals' major employers are the gypsum mines that were discovered in the mid-20th century. Two major mines employ more than 400 workers. The National Gypsum mine is located 2 miles (3 km) east of Shoals and is the United States' deepest at 515 feet (157 m). [10] The gypsum mine and factory in Shoals, Indiana, operated by National Gypsum.
In mid-2016, U.S. Gypsum sold the town and the mine to the Empire Mining Company, [14] [15] thus workers began to move back into the town to work under the new mine owners. Since 2016, both the mine and the town have been partially reopened by the new owners of the mine, with a total population of 65 (2021).
Kent County Inventory of Underground Mines ; Mapping the Michigan Natural Storage Gypsum Mine Using a Geological Information System ; Alabastine Mine (with photos) CHAPTER XXXVIII: GYPSUM AND PLASTER OF PARIS. - Baxter, Albert, History of the City of Grand Rapids, New York and Grand Rapids: Munsell & Company, Publishers, 1891. (Name Index)
Location of the Swords and Crystal caves with the gypsum crystals within the conceptual block diagram of Naica mine. The Cave of the Crystals is a cave approximately 300 m (1,000 ft) below the surface in the limestone host rock of the mine, about 109-metre (358 ft) long, with a volume of 5,000 to 6,000 cubic metres (180,000 to 210,000 cu ft). [7]
The Blue Diamond Mine has operated on the land since the 1920s. Gypsum has been mined at the site, which is known as Blue Diamond Hill and is located west of Las Vegas.Blue Diamond Hill is located near the eastern edge, but not inside, of the Red Rock Canyon National Conservation Area, near the community of Blue Diamond, Nevada.