Sidmouth mudstone formation aquifer
The Mercia Mudstone Group is an early Triassic lithostratigraphic group (a sequence of rock strata) which is widespread in Britain, especially in the English Midlands – the name is derived from the ancient kingdom of Mercia which corresponds to that area. It is frequently encountered in older literature as the Keuper Marl or Keuper Marl Series. WebSidmouth Mudstone Formation [lower part of the Mercia Mudstone Group] Otter Sandstone Formation ... G.E., Wilson, K.W., Allen, D.J. Holloway, S. and Bath, A.H. 1986. Diagenetic …
Sidmouth mudstone formation aquifer
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WebLithological Description: Consists of grey, green and purple mudstone interbedded with paler grey-green to buff-coloured siltstone and fine to medium-grained, varicoloured (green, … WebMudstone, reddish brown, with abundant beds and veins of halite, and common beds of brecciated mudstone, formed by salt dissolution. Definition of Lower Boundary: Conformable, at gradational upward transition from reddish brown mudstone (Sidmouth Mudstone Formation, undivided) to mudstone with abundant halite of the Somerset Halite …
WebThe boundary is diachronous, and interdigitates with the overlying Sidmouth Mudstone Formation. Within individual sections, the boundary is drawn arbitrarily within an upward … WebThus throughout the Area 9 cross sections, the interval is shown as Tarporley Siltstone Formation and Sidmouth Mudstone Formation undifferentiated (TSSM-MDSS), although it is thought that the Sidmouth Mudstone Formation forms much the greater part and is the unit at rockhead. This is consistent to MMG-MDST and SIM-MDST in the Area 7 cross sections.
WebThe Sherwood Sandstone Group is a Triassic lithostratigraphic group (a sequence of rock strata) which is widespread in Britain, especially in the English Midlands.The name is derived from Sherwood Forest in Nottinghamshire which is underlain by rocks of this age. It has economic importance as the reservoir of the Morecambe Bay gas field, the second largest … WebThe mudstones are mostly structureless, with a blocky weathering habit, but units up to 15 m thick of interlaminated mudstone and siltstone occur in parts of the formation, notably …
WebExtant exposures/sections. The formation is exposed on the south Devon coast in a series of cliff sections extending for 3.5 km between Sidmouth (SY 129 873) and Weston Mouth …
WebSidmouth Mudstone Formation; Tarporley Siltstone Formation; Older schemes will remain in maps and literature well into the future, providing a source of potential confusion. An example might be the Arden Sandstone Formation which previously enjoyed lower status as a member and also higher status as a group. ph till koncentrationWebMay 24, 2024 · The common slopes towards poorly drained soils, lying on drift deposits above the impermeable Sidmouth Mudstone Formation which give rise to the perfect conditions for a variety of grasses and herbaceous species, including Crested Dog’s-Tail (Cynosures cristatus), Red Fescue (Festuca rubra), Yellow Rattle (Rhinanthus minor) and … ph time 24 hours formatWebThe yellow layer is very permeable and would make an ideal aquifer. The overlying grey layer is a confining layer. The upper buff-coloured layer (K = 10-2 m/s) does not have a confining layer and is an unconfined aquifer. … ph thng café clevelandWebThe Bridport Sand and Dyrham Formations have median clay and silt contents of 15 & 51% and 22 & 64%, respectively. The Bridport Sand Formation, whilst having the highest sand content (28%), does have much higher silt content (51%) and therefore the lowest clay content. Selected median gradings are shown in Table 7.2. ph ticketsWebThe 276 m-thick succession logged in the Ashley Borehole, Cheshire (Taylor et al., 1963) probably includes a substantial thickness of the overlying Sidmouth Mudstone Formation. … ph time and india timeWebPermeability of the Mercia Mudstone: suitability as caprock to ... Summary Subsurface 3D geological models of aquifer and seal rock systems from two contrasting analogue sites have been created as the first ... Mineralogical and geochemical analysis of Fe-phases in drill-cores from the Triassic Stuttgart Formation at Ketzin CO2 storage site ... ph time and au timeWebThe deeper aquifer is characterized by significantly lower transmissivities. High overburden pressure and the presence of mineral infillings, have reduced the relative impact of … ph time clock now