[2] Over the last 100 years Grovesend has gone through the transition of being a big mining community to a quiet semi rural village.
Locals often travel to nearby areas such as Gorseinon or Pontarddulais for shopping.
Lithological characteristics are predominantly argillaceous, comprising mudstones and siltstones, with well developed coals; minor lithic ("Pennant") sandstones; locally developed red mudstones in the type area.
It is a conformable boundary in the west, but is assumed to be an unconformable one in the east (Woodland et al., 1957; Squirrell and Downing, 1969; Barclay, 1989).
Description of the upper boundary is The Grovesend Formation is the youngest unit found in the South Wales and Forest of Dean coalfields.