mundic


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mundic

(ˈmʌndɪk)
n
(Minerals) one of several forms of pyrites, esp iron pyrites
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
References in periodicals archive ?
I have to be careful not to drift off and start wittering on about Kentish cob walls or Mundic blocks!