320 million years ago - Kilkenny covered by a muddy delta and swamps, with deposits eventually forming todays sandstones and coal.
(Kilkenny; covered; by a muddy delta and swamps; T:320 million years ago) (deposits; forming; todays sandstones and coal; T:eventually)
Kilkenny deposits
covered forming
by a muddy delta and swamps T:320 million years ago
todays sandstones and coal T:eventually