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Limestone (calcium carbonate CaCO 3) is a type of carbonate sedimentary rock which is the main source of the material lime. It is composed mostly of the minerals calcite and aragonite, which are different crystal forms of CaCO 3. Limestone forms when these minerals precipitate out of water containing dissolved calcium. This can take place ...
Carboniferous Limestone – Limestone deposited during the Dinantian Epoch of the Carboniferous Period; Coquina – Sedimentary rock that is composed mostly of fragments of shells; Coral rag – Limestone composed of ancient coral reef material; Chalk – Soft carbonate rock; Fossiliferous limestone – Limestone containing fossils
A limestone pavement is a natural karst landform consisting of a flat, incised surface of exposed limestone that resembles an artificial pavement. [1] The term is mainly used in the UK and Ireland, where many of these landforms have developed distinctive surface patterning resembling paving blocks. [ 2 ]
Coral Castle is an oolite limestone structure created by the Latvian-American eccentric Edward Leedskalnin (1887–1951). It comprises numerous large stones, each weighing several tons, sculpted into a variety of shapes, including slab walls, tables, chairs, a crescent moon, a water fountain and a sundial. It was sold to Lennar Corp. for 13.5 ...
Quarried block of pink Tennessee marble. Tennessee marble is a type of crystalline limestone found only in East Tennessee, in the southeastern United States.Long esteemed by architects and builders for its pinkish-gray color and the ease with which it is polished, the stone has been used in the construction of numerous notable buildings and monuments throughout the United States and Canada ...
Indiana limestone (also known as Bedford limestone) is a form of limestone used as a building material, particularly for monumental public structures. Some 35 of the 50 state capitol buildings in the United States are made of Indiana limestone, [ 1 ] as are the Empire State Building , Biltmore Estate , the Pentagon and National Cathedral in ...
Travertine (/ ˈ t r æ v ər t iː n / TRAV-ər-teen) [1] is a form of terrestrial limestone deposited around mineral springs, especially hot springs. It often has a fibrous or concentric appearance and exists in white, tan, cream-colored, and rusty varieties.
The Podpeč Limestone (also known as Predole Beds) is a geological formation of Pliensbachian-Earliest Toarcian (Early Jurassic) age in southern and southwestern Slovenia, including South-West of Ljubljana or nearby Mount Krim, with other isolated locations such as in the Julian Alps.