54 Acre Open pit sandstone quarry in North Central Ohio, (Lorain County) Superior quality sandstone from the Berea Formation for cores used in the oil service industry. Grey / Buff / Variegated (Amber & Tans & Browns) many natural & unusual variations. State of the art cutting operation (11 1/2' circular blade & 6' blade) Blocks up to 17 ton. Slabs for building trade (new or restoration), dimensional and flat stone for the landscape industry (Approx. 600 to 700 million ton still to be mined.