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usg corporation, also known as united states gypsum corporation, is an american company which manufactures construction materials, most notably drywall and joint compound. the company is the largest distributor of wallboard in the united states and the largest manufacturer of gypsum products in north america.
most of the world’s gypsum is produced by surface-mining operations. in the united states, gypsum is mined in about 19 states. the states producing the most gypsum are oklahoma, iowa, nevada, texas, and california. together, these states account for about two-thirds of the united states’ annual production of gypsum.
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because gypsum dissolves over time in water, gypsum is rarely found in the form of sand. however, the unique conditions of the white sands national monument in the us state of new mexico have created a 710 km 2 (270 sq mi) expanse of white gypsum sand, enough to supply the us construction industry with drywall for 1,000 years.
gypsum, one of the most widely used minerals in the world, literally surrounds us every day. most gypsum in the united states is used to make wallboard for homes, offices, and commercial buildings; a typical new american home contains more than 7 metric tons of gypsum alone. moreover, gypsum is used worldwide in concrete for highways, bridges, buildings, and many other
ngc operates the largest gypsum quarry in the world, located outside halifax, nova scotia, and seven other mines and quarries. one of the top recycled paper users in the united states, national gypsum operates three paper mills that use 100 percent waste paper to produce facing paper for its wallboard products.
25 gypsum mining companies in the united states. search or browse our list of gypsum mining companies by category or location.
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