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How are oyster shells from Gulf of Mexico waters used by industry?

Created from Britannica articles using AI. AI can make mistakes, so verify using Britannica articles.
Map of the Gulf of Mexico showing surrounding regions of the United States, Mexico, Cuba, and the Yucatan Peninsula. The map highlights underwater features such as shelves, escarpments, canyons, and the Mexico Basin, with varying shades of blue indicating water depths. Major coastal cities like Houston, New Orleans, Tampa, and Havana are labeled, and spot depths are marked in meters.
Gulf of Mexico / Gulf of America

Oyster shells harvested from the shallow waters, bays, and estuaries of the Gulf of Mexico are utilized by industry in several practical ways:

  • Chemical Industry: The shells serve as a significant source of calcium carbonate, a versatile chemical compound used in various manufacturing and laboratory applications.12
  • Infrastructure: The shells are used as construction material for building roads.12
  • Agricultural Supplement: Beyond industrial chemical use, crushed or ground oyster shells are also commonly employed as a mineral supplement in poultry feed.3