Borrowdale Volcanic Group
Videos
The Borrowdale Volcanic Group is a group of igneous rock formations named after the Borrowdale area of the Lake District, in England. They are Caradocian in age. It is thought that they represent the
Lapilli tuff of the Helvellyn Tuff Formation on High Crag
Fells formed of the volcanics around Borrowdale
Dent Group
Videos
The Dent Group is a group of Upper Ordovician sedimentary and volcanic rocks in north-west England. It is the lowermost part of the Windermere Supergroup, which was deposited in the foreland basin for
Steeply-dipping calcareous mudstones of the Dent Group on Timley Knott near Coniston, Cumbria