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The Giant's Causeway (Irish: Clochán an Aifir) [1] is an area of approximately 40,000 interlocking basalt columns, the result of an ancient volcanic fissure eruption. [3] [4] It is located in County Antrim on the north coast of Northern Ireland, about three miles (4.8 km) northeast of the town of Bushmills.
Much of the northeast of Ireland is a basalt plateau. An area of particular note is the Giant's Causeway on the north coast, a mainly basalt formation caused by volcanic activity between 50 and 60 million years ago. [21] The basalts were originally part of the great Thulean Plateau formed during the Paleogene period. [22]
Dún Briste (English: Dun Briste Sea Stack) is a natural sea stack or pilaster - in geomorphology called stack - that was formed in Ireland during the Carboniferous period, possibly Mississippian, approximately 350 million years ago. [1] Dún Briste sea stack
Basalt columns seen on Porto Santo Island, Portugal. Columnar jointing of volcanic rocks exists in many places on Earth. Perhaps the most famous basalt lava flow in the world is the Giant's Causeway in Northern Ireland, in which the vertical joints form polygonal columns and give the impression of having been artificially constructed.
A rock formation is an isolated, scenic, or spectacular surface rock outcrop. Rock formations are usually the result of weathering and erosion sculpting the existing rock. The term rock formation can also refer to specific sedimentary strata or other rock unit in stratigraphic and petrologic studies. A rock structure can be created in any rock ...
Benbulbin (Irish: Binn Ghulbain), [1] sometimes Benbulben or Ben Bulben, is a large flat-topped nunatak [2] rock formation in County Sligo, Ireland. It is part of the Dartry Mountains, in an area sometimes called "Yeats Country". [3] [4] [5] Benbulbin is a protected site, designated as a County Geological Site by Sligo County Council. [6] [7]
Pages in category "Geologic formations of Ireland" The following 37 pages are in this category, out of 37 total. This list may not reflect recent changes. *
Rock formations of Northern Ireland (3 P) Pages in category "Rock formations of Ireland" The following 4 pages are in this category, out of 4 total.