heulandite

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English[edit]

Etymology[edit]

Heuland +‎ -ite after British mineral collector John Henry Heuland (1778-1856).[1]

Noun[edit]

heulandite (countable and uncountable, plural heulandites)

  1. (mineralogy) A common mineral of the zeolite group with monoclinic crystals, the most usual form being heulandite-Ca (Ca,Na)2-3Al3(Al,Si)2Si13O36·12H2O.

References[edit]

  1. ^ Richard V. Gaines, H. Catherine W. Skinner, Eugene E. Foord, Brian Mason, and Abraham Rosenzweig: Dana's new mineralogy, John Wiley & Sons, 1997.