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1:250 000 Geological Map
This range of geological maps show the general geology of the area, they come in either folded (for taking on the field), or flat (for wall mounting)
Buy from UKGE |
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1: 50 000 Geological Map
This range of geological maps show the localised geology, they come in either folded (for taking on the field), or flat (for wall mounting)
Buy from UKGE |
Cretaceous
GEOGRAPHY AND CLIMATE: Seas flood half the land, Great thickness of
chalk, single-celled animals laid down. Land masses
begin to move towards their present positions. Climate mild without
extremes.
TERRESTRIAL ANIMAL LIFE: Advanced dinosaurs such as duck-bills. Turtles,
snakes,salamanders. Gulls and wading birds. Opossums & other mammals.
All dinosaurs and many other large reptiles extinct by the end of
the period.
PLANT LIFE: Gymnosperms, sequoias and cypresses. Flowering plants appear,
magnolias and oaks.
SEA LIFE: Plankton, coral reefs, rudists, ammonites, calcareous algae.
Marine reptiles and ammonites extinct by the end of the period.
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Geological Guide to Danes Dyke
The geology of Danes Dyke, East Riding
The chalk at Danes Dyke is upper chalk from the Campanian stage. It is part of the Flamborough Chalk Formation, and all three members including the South Landing Member, Danes Dyke Member and Sewerby Member are present.
The chalk is white, well-bedded, flint-free with common marl seams (typically about one per metre). Common stylolitic surfaces and pyrite nodules. Formal subdivision: None herein. Divided into three members by Whitham (1993). This formation is up to about 265m thick (onshore).
Campanian
71 - 83 MYA |
| (Upper Chalk) |
Belemnitella mucronate Zone |
Studland Bay |
| Flamborough Chalk Formation |
South Landing Member |
Danes Dyke |
| Danes Dyke Member |
| Sewerby Member |
Paramoudra Chalk |
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Beeston Chalk |
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Weybourne Chalk |
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Pre-Weybourne Chalk |
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Portsdown Chalk Member |
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Culver Group |
Spetisbury Chalk Member |
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Tarrant Chalk Member |
Newhaven Group |
Whitecliff Ledge Member |
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Bastion Steps |
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Meeching |
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Peacehaven |
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Old Nore Marl |
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