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The soft yellow-brown Thorncombe Sands contain indurated
masses of sandstone, known as doggers.
These sands are best viewed between Doghouse Hill,
Thorncombe Beacon and Eype Mouth.
 Thorncombe Sands as found between Seatown and Eype Mouth:
Thorncombe Sands as found between Eype Mouth and West Bay:
Zones, sub-zones and
fossils
Main zone is Amaltheus margaritatus changing
to Pleuroceras spinatum. Sub zone is Amaltheus gibbosus
(margaritatus)
Beds, geology and
fossils
|
Bed
|
Name
|
Geology |
Fossils
found |
| |
|
Sandy clays |
|
| |
|
Sands and doggers |
Gibbirhynchia thorncombiensis |
| |
|
70ft yellow-brown sands often indurated to form massive sandstone blocks
or blue-centred doggers |
|
| Blue band (Margaritatus Clay) |
25 |
6ft blue-grey clay |
|
Photographs
Between Doghouse Hill and Thorncombe Beacon, most of the
light coloured land-slipped
material is from the Down Cliff Sands [lower] and
Thorncombe Sands [upper]. |
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