chalk marl

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• Chalk Group — The Needles, part of the extensive Southern England Chalk Formation. The Chalk Group (often just called the Chalk) is a lithostratigraphic unit (a certain number of rock strata) in the northwestern part of Europe. It is characterised by thick… …   Wikipedia

• Chalk Formation — The Chalk Formations of Europe are thick deposits of chalk, a soft porous white limestone, deposited in a marine environment during the upper Cretaceous Period. They appear most prominently in England. The formations are divided into three parts …   Wikipedia

• Marl — For other uses see Marl (disambiguation). For the red algal growth form, see Maerl. Exposure of marl from the Matmor Formation (Jurassic) of southern Israel …   Wikipedia

• chalk —    1. Used as a proper noun chalk describes a rock unit of Cretaceous age, that consists predominately of relatively soft, white, porous limestone with beds of marl and bands or nodules of flint. The term is used without its initial capital to… …   Lexicon of Cave and Karst Terminology

• Demopolis Chalk Formation — Stratigraphic range: Upper Cretaceous Type Geological formation Unit of Selma Group Sub units Bluffport Marl Member Underlies Ripley Formation Ov …   Wikipedia

• Channel Tunnel — Map of the Channel Tunnel Overview Location English Channel (Strait of Dover) Coordinates Folkestone …   Wikipedia

• Geology of Hertfordshire — The rocks of the English county of Hertfordshire belong to the great shallow syncline known as the London Basin, the beds dip in a south easterly direction towards the syncline s lowest point roughly under the River Thames. The most important… …   Wikipedia

• Totternhoe Stone — is a relatively hard chalk outcropping in the middle of the Lower Chalk in the Chiltern Hills in Hertfordshire, Buckinghamshire, Bedfordshire and Cambridgeshire, England. Geologically, it is located in the upper part of the Cenomanian stage of… …   Wikipedia

• Wormshill — infobox UK place country = England static static image caption=St Giles Church, Wormshill official name= Wormshill latitude=51.284495 longitude=0.695613 os grid reference=TQ879574 london distance=mi to km|48|precision=0 population =198 shire… …   Wikipedia

• Samphire Hoe — is a part of Kent, United Kingdom, consisting of reclaimed land made from 4.9 million cubic metres of chalk marl dug to create the Channel Tunnel deposited on the seaward side of the famous White cliffs of Dover. It is accessible by the public… …   Wikipedia

• Samphire Hoe Country Park — is a country park situated 3 kilometres west of Dover, Kent, England (coord|51.10783| 1.280078). The park was created by using 4.9 million cubic metres of chalk marl from the Channel Tunnel excavations and is found at the bottom of a section of… …   Wikipedia