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National Gypsum Company is a company based in Charlotte, North Carolina, that produces drywall gypsum boards in the US. It has 17 gypsum board plants in the US and presents itself as a fully integrated building products manufacturer. [ 1 ]
Various sized cuts of 1 ⁄ 2 in (13 mm) drywall with tools for maintenance and installation . Drywall (also called plasterboard, dry lining, [1] wallboard, sheet rock, gib board, gypsum board, buster board, turtles board, slap board, custard board, gypsum panel and gyprock) is a panel made of calcium sulfate dihydrate (), with or without additives, typically extruded between thick sheets of ...
Chile Bar Slate company quarry, off of highway CA193 next to the American River near Placerville, California; Limestone quarry near Auburn, California of the Mountain Quarries Company of San Francisco, a subsidiary of Pacific Portland Cement Company, near confluence of the North Fork and the Middle Fork of the American River.
The community is named for deposits of the gypsum rock near the original town site. [3] Gypsum mining in the area by U.S. Gypsum Corporation began in 1902 and stopped in the 1970s, however the company continues to operate a manufacturing plant in the community. [4] Children from Gypsum families generally attend the Port Clinton City School ...
A gypsum block is made of gypsum plaster and water. The manufacturing process [1] is automated at production plants where raw gypsum (CaSO 4 ·2H 2 O) is ground and dried, then heated to remove three-quarters of the bound water and thus transformed into calcium sulfate hemihydrate (CaSO 4 ·½H 2 O), also known as gypsum plaster, stucco, calcined gypsum or plaster of Paris.
Detailed_map_of_Gypsum,_Kansas.png (575 × 425 pixels, file size: 17 KB, MIME type: image/png) This is a file from the Wikimedia Commons . Information from its description page there is shown below.
Hydrothermal anhydrite in veins is commonly hydrated to gypsum by groundwater in near-surface exposures. It is often associated with the minerals halite and sulfur. Gypsum is the most common sulfate mineral. [17] Pure gypsum is white, but other substances found as impurities may give a wide range of colors to local deposits.
The Town of Gypsum is the home rule municipality that is the most populous municipality in Eagle County, Colorado, United States. [1] The town population was 8,040 at the 2020 United States Census, a +24.13% increase since the 2010 United States Census. [3] Gypsum is a part of the Edwards, CO Micropolitan Statistical Area.