2014 KEY To NorTH CAroLINA roCK AND MINErAL . - NCPittsboro Quarry – Moncure, NC ( Chatham County ) . of sand and gravel provide much of the material used as aggregate in the production of concrete and.aggregate quarry north carolina,permitted active and inactive mining operations in north . - NCQuarry. 1 but less than 10. 5250. 5100. S100 industrial minerals. 10 but less than 25. 51.000. 5250 ... offshore to assess the potential for aggregate resources.section 1005 general requirements for aggregate - Connect NCDOTNorth Carolina and adjoining states is available from the Materials and Tests Unit. . Specifications and the source meets all the requirements of the Aggregate QC/QA .. plant mix, when tested during production, in a stockpile at the quarry site.
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