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attapulgite

American  
[at-uh-puhl-jahyt] / ˌæt əˈpʌl dʒaɪt /

noun

  1. a clay mineral, basic hydrous silicate of magnesium and aluminum, the active ingredient of fuller's earth.


Etymology

Origin of attapulgite

Named after Attapulgus, town in SW Georgia, U.S., near source of supply; see -ite 1