St Mary 's is built of ashlar buff and red sandstone quarried locally at Alderley Edge , and the roof is of Kerridge stone slates . Its plan consist of a tower at the west end , a four @-@ bay nave with north and south aisles , a chancel with a vestry to its north , and a south porch . Over the north aisle is a dormer window . The tower have diagonal buttresses . Its west door have 14th @-@ century mouldings and above the door is a three @-@ light window . The stage above this contain ringers ' windows on the north and west faces and a diamond @-@ shaped clock on the south face . Above these the belfry windows on all faces have two lights . The top of the tower is embattled and contain the bases of eight pinnacles . Below the parapet is a string course with large grotesque gargoyles . At the west end of the nave roof is a bellcote . The Stanley pewed projects to the east of the south porch . In the porch are grooves which was cut where arrows was sharpened .