Purbeck stone for items such as fonts, tombs, flooring and shafts. Purbeck stone Purbeck stone refers to building stone taken from a series of limestone beds found in the Upper Jurassic to Lower Cretaceous Purbeck Group, found on the Isle of Purbeck, Dorset in southern England. The best known variety of this stone is Purbeck Marble. The stone has been quarried since at least Roman times up to the present day. The Purbeck Group is a sequence of sedimentary rocks that were deposited in a shallow freshwater to brackish lagoonal setting. It ranges in age from Tithonian to Berriasian. Limestone beds are
Limestone leaf warbler number of recognised warbler species by 40% to 64. The limestone leaf warbler is known to occur in northern Vietnam and Laos, and also occurs in southern China. The species name, "calciatilis," means "dwelling on limestone", which refers to its natural habitat, which is broadleaved evergreen and semi-evergreen forest growing around limestone karst mountains around 700-1200m in height. This area is known for its unusual wildlife and includes the Annamite mountain range of Laos. The species name, calcialtilis, means “dwelling on limestone”, which along with its common name is a reference to its natural habitat, which is broadleaved evergreen and