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Ashford Black Marble – Very fine-grained sedimentary rock (not a "true marble"; Carboniferous limestone) Bath stone – Oolitic limestone from Somerset used as a building material Beer Stone – Man-made caves in Devon, England Pages displaying short descriptions of redirect targets
Ashford Black Marble is the name given to a dark limestone, quarried from mines near Ashford-in-the-Water, in Derbyshire, England. Once cut, turned and polished, its shiny black surface is highly decorative. Ashford Black Marble is a very fine-grained sedimentary rock, and is not a true marble in the geological sense.
Limestone was also a very popular building block in the Middle Ages in the areas where it occurred, since it is hard, durable, and commonly occurs in easily accessible surface exposures. Many medieval churches and castles in Europe are made of limestone. Beer stone was a popular kind of limestone for medieval buildings in southern England. [109]
Natural stone is used as architectural stone (construction, flooring, cladding, counter tops, curbing, etc.) and as raw block and monument stone for the funerary trade. Natural stone is also used in custom stone engraving. The engraved stone can be either decorative or functional. Natural memorial stones are used as natural burial markers.
An example of Cotham Marble in the Natural History Museum Top surface of a layer of Cotham Marble. Cotham Marble or Landscape Marble is a variety of Rhaetian (uppermost Triassic) stromatolitic limestone from the Penarth Group, found in south Wales and southwestern England in the area around Bristol, possibly extending to the south coast in east Devon.
A few black limestones located in the lower Carboniferous (near the city of Dinant) [1] To the naked eye the differences between the black marbles from different quarries are almost impossible to determine. Good "Belgian Black" is dug as an inconspicuous grey stone but becomes immaculately deep black and shining as it is polished.
Richard III's tomb, of Swaledale white limestone on a Kilkenny black marble plinth. Kilkenny marble or Kilkenny black marble is a fine-grained very dark grey carboniferous limestone found around County Kilkenny in Ireland in the "Butlersgrove Formation", a Lower Carboniferous limestone that contains fossils of brachiopods, gastropods, crinoids and corals. [1]
In Montana, where its thickness reaches 1,700 feet (520 m), the group is subdivided into the Mission Canyon Formation and Lodgepole Formation. Equivalents of the Madison are named the Pahasapa Limestone in the Black Hills, Leadville Limestone (Colorado), Guernsey Limestone (Wyoming), and Redwall Limestone in the Grand Canyon. The upper part of ...