Irestone - definition of Irestone by The Free Dictionary
|n.||1.||(Mining) Any very hard rock.|
Webster's Revised Unabridged Dictionary, published 1913 by G. & C. Merriam Co.
References in periodicals archive
As committee chairman, he replaces Pat Irestone
, who left Cowles Media's Minneapolis Star Tribune last month to become president and chief operating officer of SpanLink Communications.