Knoll Manor Pit, Corfe Mullen SY974.978
Site description: Disused quarry
Geology: Palaeogene: London Clay. Several sections, dependent on working situation, have shown undivided London Clay sand and clay units above the West Park Farm Member. An iron-cemented sandstone pebble bed, with Turritella and bivalves, as well as occasional shark teeth, previously referred to the London Clay Basement Bed has been collected. (Dorset County Museum).
The clay dug is in three red clay units of the West Park Farm Member, with intervening waste clays. The pit has been in use since 1780 for bricks, pots and pipes, and the clay is at present used for the manufacture of tiles.
Access: Locked. By prior arrangement, e-mail us for contact details.
Parking: On site for minibus or 4 cars
Size of party: 15
Education level: A level/University