• Gypsum - Wikipedia

    en.wikipedia.org/wiki/Gypsum Gypsum is a soft sulfate mineral composed of calcium sulfate dihydrate, with the chemical formula CaSO 4 ·2H 2 O. It is widely mined and is used as a fertilizer and as the main constituent in many forms of plaster, blackboard/sidewalk chalk, and drywall.A massive fine-grained white or lightly tinted variety of gypsum, called alabaster, has been used for sculpture by many cultures including ...
  • gypsum | Definition, Uses, & Facts | Britannica

    www.britannica.com/science/gypsum Gypsum, common sulfate mineral of great commercial importance, composed of hydrated calcium sulfate. It occurs in extensive beds associated with other evaporite minerals, particularly in Permian and Triassic sedimentary formations; it is deposited from ocean brine, followed by anhydrite and halite.
  • What is Gypsum Board? – Gypsum Association

    gypsum.org/what-is-gypsum-board Due to its inherent fire resistance, gypsum board, commonly known as drywall is the premier building material for wall, ceiling, and partition systems in residential, institutional, and commercial structures.
  • Agricultural Gypsum - USA Gypsum

    www.usagypsum.com/gypsum-products/agricultural-gypsum USA Gypsum agricultural products provide sulfur and calcium for a more healthy soil for your crops. Calcium improves soil structure, aeration and drainage, resulting in increased water infiltration and reduced soil surface crusting and improved seedling emergence.
  • Gypsum Mineral | Uses and Properties

    geology.com/minerals/gypsum.shtml What is Gypsum? Gypsum is an evaporite mineral most commonly found in layered sedimentary deposits in association with halite, anhydrite, sulfur, calcite, and dolomite.Gypsum (CaSO 4. 2H 2 O) is very similar to Anhydrite (CaSO 4).The chemical difference is that gypsum contains two waters and anhydrite is without water.
  • USG | Home

    www.usg.com/content/usgcom/en.html At USG, sustainability means building in harmony. We are committed to products that are in sync with the environment and the communities in which they are designed, manufactured, distributed and ultimately used.
  • Garden Gypsum Information - Is Gypsum Good For The Soil

    www.gardeningknowhow.com/garden-how-to/.../using-gypsum-in-garden.htm Soil compaction can negatively affect percolation, tilth, root growth, moisture retention and soil composition. Clay soils in commercial agricultural sites are often treated with gypsum to help break up the clay and enhance calcium, which breaks up excess sodium. The effects are short lived but ...
  • Gypsum - definition of gypsum by The Free Dictionary

    www.thefreedictionary.com/gypsum gyp·sum (jĭp′səm) n. A widespread colorless, white, or yellowish mineral, CaSO4·2H2O, used in the manufacture of plaster of Paris, various plaster products, and fertilizers. [Middle English gipsum, from Latin gypsum, from Greek gupsos, probably of Semitic origin; akin to Arabic jibs, jiṣṣ, jaṣṣ, from Akkadian gaṣṣu.] gypsum ...
  • Gypsum | Definition of Gypsum by Merriam-Webster

    www.merriam-webster.com/dictionary/gypsum Gypsum definition is - a widely distributed mineral consisting of hydrous calcium sulfate that is used especially as a soil amendment and in making plaster of paris.
  • Gypsum Association – A not-for-profit trade association ...

    gypsum.org A not-for-profit trade association founded in 1930, promoting the use of gypsum while advancing the development, growth, and general welfare of the gypsum industry in the United States and Canada on behalf of its member companies