Keuper Marl
Now deprecated term for multiple layers of mudstone and siltstone that occur beneath parts of the English Midlands and beyond.
The Great Stone, Stretford
Grade II listed structure in Stretford, Greater Manchester, probably the base of an Anglo-Saxon cross shaft.
Irwell Valley Fault
Redirected to Pendleton Fault.
Elland flags
Sandstones interbedded with mudstones and siltstones in the Lower Coal Measures of West Yorkshire, once extensively quarried.
Glacial erratics
Rocks that differ from the type native to an area.
Flockton Collieries
Flockton Collieries comprised several pits, some started before 1700, around Flockton and Middlestown between Wakefield and Huddersfield in the West Riding of Yorkshire.
Cannel
Type of bituminous coal.
Pendleton fault
Geological fault stretching for about 20 miles (32 km) from Bolton in Greater Manchester in the north along the Irwell Valley through Pendleton and south to Poynton in Cheshire.