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    RCAHMW colour oblique aerial photograph of Porthgain quarries and geological cropmarks taken on 11 July 2018 by Toby DriverOpsiynau lawrlwytho a prynu
    Manylion
    Hierarchaeth
    Safleoedd Cysylltiedig
    NPRNTeitlMath O SafleArchifauDelweddauNPRN400061TeitlPorth-Gain Quarries;Porthgain QuarriesMath O SafleCHWARELArchifau28Delweddau17NPRN420705TeitlPorthgain Stone QuarryMath O SafleCHWAREL GERRIGArchifau9Delweddau5