Top 20 Dorset and East Devon Geosites

Exmouth

Location
The Aylesbeare Mudstone Group are exposed from east of the Exe estuary mouth from Orcombe Rocks and extend to the eastern extent of ‘The Floors’ cliff at Knowle (SY 056 814), near Budleigh Salterton.

Rock Type
These rocks are predominately red brown mudstone with some thick red, brown and green sandstone beds.

Palaeontology
Fossils are rare with only trace fossils, plant material and reworked (Devonian and Carboniferous) miospores recorded.

Environmental Setting
The sediments were deposited in lacustrine (lake) and mudflats setting in a semi-arid to arid sabkha environment, 260 – 250 million years ago.

Chronostratigraphy
The Group is believed to be represent Upper Permian (Lopingan) to Lower Triassic (Induan or Olenekian) rocks.

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Budleigh Salterton

Location
The Sherwood Sandstone Group are exposed between Budleigh Salterton (SY 045 810) and Sidmouth (SY 132 873).

Rock Type
The Budleigh Salterton Formation is a series of conglomeratic pebble beds, overlain disconformably by the Otter Sandstone Formation.

Palaeontology

Environmental Setting

Chronostratigraphy

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Sidmouth

Location

Rock Type

Palaeontology

Environmental Setting

Chronostratigraphy

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Beer and Seaton

Location

Rock Type

Palaeontology

Environmental Setting

Chronostratigraphy

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Undercliffs

Location

Rock Type

Palaeontology

Environmental Setting

Chronostratigraphy

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Pinhay Bay

Location

Rock Type

Palaeontology

Environmental Setting

Chronostratigraphy

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Black Ven

Location

Rock Type

Palaeontology

Environmental Setting

Chronostratigraphy


Golden Cap

Location

Rock Type

Palaeontology

Environmental Setting

Chronostratigraphy

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West Bay, East Cliff

Location

Rock Type

Palaeontology

Environmental Setting

Chronostratigraphy

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Chesil Beach and Lagoon

Location

Rock Type

Palaeontology

Environmental Setting

Chronostratigraphy

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Isle of Portland

Location

Rock Type

Palaeontology

Environmental Setting

Chronostratigraphy

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Osmington Mills

Location

Rock Type

Palaeontology

Environmental Setting

Chronostratigraphy

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Durdle Door and Man O’ War Cove

Location

Rock Type

Palaeontology

Environmental Setting

Chronostratigraphy

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Stair Hole and Lulworth Cove

Location

Rock Type

Palaeontology

Environmental Setting

Chronostratigraphy

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Mupe Bay

Location

Rock Type

Palaeontology

Environmental Setting

Chronostratigraphy

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Kimmeridge Bay

Location

Rock Type

Palaeontology

Environmental Setting

Chronostratigraphy

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Chapman’s Pool

Location

Rock Type

Palaeontology

Environmental Setting

Chronostratigraphy

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Dancing Ledge

Location

Rock Type

Palaeontology

Environmental Setting

Chronostratigraphy

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Durlston Head

Location

Rock Type

Palaeontology

Environmental Setting

Chronostratigraphy

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Old Harry Rocks

Location

Rock Type

Palaeontology

Environmental Setting

Chronostratigraphy

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