皂土

皂土（英語：bentonite），也称膨土、膨润土，是硅酸铝粘土吸收剂，主要由蒙脱石构成。英文名“Bentonite”是1898年由Wilbur C. Knight根据罗克里弗的白垩纪本顿页岩（英语：Benton Shale）（Benton Shale）命名的。^[1][2]

参考资料

1. Survey, Wyoming State Geological. Wyoming State Geological Survey. www.wsgs.uwyo.edu. [2017-05-13]. （原始内容存档于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.