Definition of "mudrock"

mudrock

noun
countable and uncountable, plural mudrocks
1. (geology) Any of various fine-grained siliciclastic sedimentary rocks.
  Quotations
  Complex dielectric variations can address neatly the maturity of organic-rich mudrocks.
  2015, Rezwanur Rahman, John A. Scales, Manika Prasad, “Complex dielectric properties of organic-rich mudrocks as functions of maturity”, in arXiv‎