quarry workings at Rock Edge Nature Reserve, near the junction of
Old Road and Windmill Road The
Rock Edge quarry at the site is a
Site of Special Scientific Interest (SSSI). The site covers 4 acres (1.6 hectares). The site was formerly known as
Crossroads Pit and has also been called
Windmill Quarry since it was located just south of the main windmill in Headington. ==References==