Kaolinite

ahd-5
  • noun. A mineral, Al2Si2O5(OH)4, that is the principal constituent of kaolin.
  • The Century Dictionary and Cyclopedia
  • noun. Kaolin in its crystalline form.
  • Wiktionary, Creative Commons Attribution/Share-Alike License
  • noun. A common hydrous aluminosilicate mineral found in sediments, soils and sedimentary rocks, Al2Si2O5(OH)4; one of the kaolin group of minerals.
  • WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
  • noun. a mineral consisting of aluminum silicate; main source of kaolin
  • Word Usage
    "There are, in fact, several distinct types of clay, the principal ones being: kaolinite, which is relatively stable, illite, which is of average stability, and montmorillonite, which is highly sensitive to water (causing swelling, etc)."
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    Hypernym
    Words that are more generic or abstract
    mineral