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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 |
Carboniferous
GEOGRAPHY AND CLIMATE: Gondwanaland joins the Northern land masses to form Pangaea, Warm climate cooled to an ice age in the Southern Hemisphere Marine limestone's overlaid with coal seams.
TERRESTRIAL ANIMAL LIFE: Age of Amphibians, first reptiles appear, snails Centipedes and millipedes cockroaches and giant dragonflies.
PLANT LIFE: Rich flora of giant tree-ferns, horsetails and conifers from the swampy coal forests.
SEA LIFE: Ammonites, Brachiopods in the seas. Rugose corals, graptolites trilobites and some forms of Bryozoans, crinoids and mollusc's disappear.
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Geological Guide to Monsal Dale
Carboniferous Limestone at Monsale Dale is of Avonian age (Tournaisian). The limestone is known as the 'Monsal Dale Limestone', and is well documented for corals, brachiopods and crinoid stems.
How life in the oceans would have looked at Monsale 350mya
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Tournaisian
340 to 354MYA |
| Chadian |
Avonian |
Monsal Dale Limestone |
Monsal Dale |
Pembroke Limestone Group |
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Clifton Down Group |
Clifton Down Limestone |
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Goblin Combe Oolite |
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Clifton Down Mudstone |
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Gully Oolite |
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| Courceyan |
Black Rock Group |
Black Rock Dolomite |
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Black Rock Limestone |
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Main Chert |
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Lower Chert |
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Dolomite |
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Lower Limestone Shale Group |
Third Limestone Series |
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Fourth Limestone Series |
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Lower Limestone Shale |
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Shirehampton Beds |
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Bryozoa Bed |
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Volcanic Tuffs |
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