皂土(英語:bentonite),也稱膨土膨潤土,是矽酸鋁粘土吸收劑,主要由蒙脫石構成。英文名「Bentonite」是1898年由Wilbur C. Knight根據羅克里弗白堊紀本頓頁岩英語Benton ShaleBenton Shale)命名的。[1][2]

參考資料

  1. ^ Survey, Wyoming State Geological. Wyoming State Geological Survey. www.wsgs.uwyo.edu. [2017-05-13]. (原始內容存檔於2012-03-24). 
  2. ^ Hosterman, J.W. and S.H. Patterson. 1992. Bentonite and Fuller's earth resources of the United States. U.S. Geological Survey Professional Paper 1522. United States Government Printing Office, Washington D.C., USA.