Pembroke Limestone Group

Pembroke Limestone Group Stratigraphic range: Lower Carboniferous
Steeply dipping oolitic limestone of the Burrington Oolite Subgroup in Burrington Combe
Type	Group
Unit of	Carboniferous Limestone Supergroup
Sub-units	Black Rock Limestone Subgroup, Burrington Oolite Subgroup
Underlies	Marros Group
Overlies	Avon Group
Thickness	Up to 1025 m
Lithology
Primary	Limestone
Other	Mudstone, sandstone
Location
Region	South Wales, Somerset
Type section
Named for	Pembrokeshire

The Pembroke Limestone Group is a stratigraphic unit of Courceyan to Brigantian age (Lower Carboniferous) found in southern Wales and northern Somerset. It forms part of the Carboniferous Limestone Supergroup.^[1]

References