long history of mining at dolomite quarry in gates
Established in 1928 by the Dolomite Products Company, now the Dolomite Group (a subsidiary of Oldcastle Materials Inc., itself a subsidiary of CRH plc). It is a rock aggregate (road metal) quarry in the Silurian Lockport Dolostone. The quarry is loed on Whalen Road, Penfield, east of Rochester. More
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