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It predominantly consists of thinly bedded mudstone. [1] The un-weathered form is blue/grey, and the yellow/orange is the weathered form, it is used in brickmaking . The formation was deposited in lagoonal , lacustrine and alluvial conditions that varied from freshwater to brackish . [ 2 ]
The Aylesbeare Mudstone Group is an early Triassic lithostratigraphic group (a sequence of rock strata) in southwest England. The name is derived from the village of Aylesbeare in east Devon . The Group comprises the Littleham Mudstone Formation, the Exmouth Mudstone and Sandstone Formation and the underlying Clyst St Lawrence Formation.
In the Dunham classification (Dunham, 1962 [11]) system of limestones, a mudstone is defined as a mud-supported carbonate rock that contains less than 10% grains. Most recently, this definition has been clarified as a matrix-supported carbonate-dominated rock composed of more than 90% carbonate mud (<63 μm) component .
The Whitby Mudstone is a Toarcian (Early Jurassic; Falciferum-Bifrons in regional chronostratigraphy) geological formation in Yorkshire and Worcestershire, England. [1] The formation, part of the Lias Group , is present in the Cleveland and Worcester Basins and the East Midlands Shelf .
Final Fantasy XIV [c] is a massively multiplayer online role-playing game (MMORPG) developed and published by Square Enix.Directed and produced by Naoki Yoshida and released worldwide for PlayStation 3 and Windows in August 2013, it replaced the failed 2010 version, with subsequent support for PlayStation 4, macOS, PlayStation 5, and Xbox Series X/S.
Toggle the table of contents. Crugan Mudstone. ... The Crugan Mudstone is a geologic formation in England. ... Various Contributors to the Paleobiology Database.
The Marros Group is the name given to a suite of rocks of Namurian age laid down during the Carboniferous Period in South Wales.These rocks were formerly known as the Millstone Grit Series but are now distinguished from the similar but geographically separate rock sequences of the Pennines and Peak District of northern England and northeast Wales by this new name.
Slate was used by earlier cultures as whetstone to hone knives, [33] [34] but whetstones are nowadays more typically made of quartz. [35] In 18th- and 19th-century schools, slate was extensively used for blackboards and individual writing slates, for which slate or chalk pencils were used. [32] In modern homes slate is often used as table coasters.