An atlas of Carboniferous basin evolution in northern by A J Fraser; R L Gawthorpe

By A J Fraser; R L Gawthorpe

Why an atlas of the Carboniferous in northern England? There can hardly ever be a extra researched procedure within the complete of the British Isles, given its frequent distribution at outcrop and annual appearances in different PhD theses (including these of the authors). yet maybe all we actually learn about the Carboniferous isn't any greater than skimming the outside. during this atlas, utilizing sleek multifold seismic and borehole information gathered through the oil in its look for petroleum accumulations, we will be able to begin to glance past the outside exposures and achieve a few new insights into the constitution and stratigraphy of the subsurface (and floor) Carboniferous. the original attraction of this atlas of seismic sections is that it's according to information from onshore united kingdom. even supposing those strains have been initially shot as small segments focusing on person clients and traits, they've been spliced jointly to provide a chain of basin-scale neighborhood traces which might be of worth to educational researchers and alike. With this atlas, we will be able to stroll the seismic strains at outcrop and in lots of situations examine publicity to either the seismic information and linked palaeofacies maps. additionally on hand: The Geology of britain And Wales - ISBN 1862391998 The Neuquen Basin, Argentina: A Case research in series Stratigraphy and Basin Dynamics - ISBN 1862391904 The Geological Society of LondonFounded in 1807, the Geological Society of London is the oldest geological society on this planet, and one of many greatest publishers within the Earth sciences.The Society publishes a variety of high quality peer-reviewed titles for lecturers and execs operating within the geosciences, and enjoys an enviable overseas acceptance for the standard of its work.The many components during which we submit in include:-Petroleum geology-Tectonics, structural geology and geodynamics-Stratigraphy, sedimentology and paleontology-Volcanology, magmatic reports and geochemistry-Remote sensing-History of geology-Regional geology publications

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On regional seismic data these facies are represented by a series of stacked, laterally continuous, high-amplitude events, thought to reflect the interbedded nature of the interval (Fig. 22). The diachronous advance of a major axial braided fluvial system, also from the NE, is recorded in the Arundian to Holkerian Middle Border Group (EC3). On seismic data the sequence thickens to the north in the Northumberland Trough, suggesting that basin polarity switched between EC1 and EC3 rifting (Fig. 22).

The sequence is characterized by laterally persistent, high-amplitude reflectors that overlie LC1 with subtle onlap. Facies. The sequence comprises interbedded grey carbonaceous mudstones, siltstones, sandstones and coal seams deposited in an upper delta plain depositional setting (Fig. g. Guion & Fielding 1988). Biostratigraphy. The boundary between the LC2 sequence and the underlying LC1 sequence is marked by a pronounced 'bulge' on the sonic log, equating to the Amaliae Marine Band in the Strelley, Ilkeston and Ironville-5 boreholes (Fig.

It comprises a major half graben controlled by the Askern-Spital Fault in the north which downthrows the Dinantian section to the south (Figs 11 and 12). A four-fold increase in thickness of the Dinantian section (EC1-EC6) is evidenced across the fault (Fig. 12). The Gainsborough Trough contains a more complete Namurian and Westphalian section than the Widmerpool Gulf to the south. Within the depocentre there are no borehole penetrations below the top Dinantian (EC6). Charnian metamorphic basement on the southern flank of the half graben (Fig.

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