By A. J. Fraser
Why an atlas of the Carboniferous in northern England? There can hardly ever be a extra researched procedure within the entire of the British Isles, given its frequent distribution at outcrop and annual appearances in several PhD theses (including these of the authors). yet probably all we actually learn about the Carboniferous isn't any greater than skimming the skin. during this atlas, utilizing sleek multifold seismic and borehole information accumulated through the oil in its look for petroleum accumulations, we will be able to begin to glance past the skin exposures and achieve a few new insights into the constitution and stratigraphy of the subsurface (and floor) Carboniferous. the original allure of this atlas of seismic sections is that it truly is in accordance with facts from onshore united kingdom. even though those strains have been initially shot as small segments focusing on person customers and tendencies, they've been spliced jointly to provide a chain of basin-scale neighborhood strains which will 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 evaluate publicity to either the seismic facts 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 the planet, and one of many biggest publishers within the Earth sciences.The Society publishes a variety of top of the range peer-reviewed titles for lecturers and pros operating within the geosciences, and enjoys an enviable foreign recognition for the standard of its work.The many components during which we put up in include:-Petroleum geology-Tectonics, structural geology and geodynamics-Stratigraphy, sedimentology and paleontology-Volcanology, magmatic experiences and geochemistry-Remote sensing-History of geology-Regional geology publications
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Extra resources for Atlas of Carboniferous Basin Evolution (Geological Society Memoir, 28)
Bilineatus bilineatus, Neoprionoidus spathatus subsp. A, N. scitulus, Cavusgnathus naviculus and P. commutatus (Ebdon et al. 1990). At the base of the sequence, brachiopod spines and the internal casts of foraminifers are important accessories to the microfauna. The palynoflora remains unchanged from the underlying sequence, being assignable at the base of LC1 to the NC Zone (Neves et al. 1972). Interpretation. Following EC6 there was a minor inversion event, with the strongest inversion concentrated along NNW-SSE-trending faults.
This interpretation is further supported by conodont faunas recorded from the basinal sediments. The margins have not been penetrated by wells. Volcanic rocks, of EC5 and EC6 age, extend out into the basin as lava flows. They are believed to have generated shallow water depths around the basin margins and enhanced the development of the grainstone margin (Fig. 12). The volcanics are represented seismically by very high-amplitude, low-frequency, laterally continuous reflectors. Age. Early to mid-Brigantian.
Subcrenatum marine bands (see Fig. 11 for location of wells). After Church & Gawthorpe (1994). tuffaceous units occur sporadically towards the base of the unit. The upper part of the sequence is represented by a series of shallowing upwards deltaic cycles consisting of interbedded sandstones and grey mudstones, each of which becomes progressively sandstone-dominated towards the top (Fig. 14). g. Church & Gawthorpe 1994; Fig. 15). Biostratigraphy. The boundary between the LC1 sequence and the underlying EC6 sequence equates to the boundary between the G.