steeply-dipping
31Kaapvaal craton — The Kaapvaal craton (Limpopo province of South Africa), along with the Pilbara craton of Western Australia, are the only remaining areas of pristine 3.6 2.5 Ga crust on Earth. Similarities of rock records from both these cratons, especially of… …
32Cook's Wood Quarry — Site of Special Scientific Interest …
33Copperfields Mine — Copperfields Mine, originally known as Temagami Mine, is an abandoned underground and surface mine on Temagami Island in Lake Temagami that opened in 1954 in a sulfide ore body. Situated in Phyllis Township, the mine produced 34,000,000 dollars… …
34Basin and Range — is a geologic term for a type of topography characterized by a series of separate and parallel mountain ranges with broad valleys interposed, extending over a more or less wide area. It is typified by the topography found in the Great Basin in… …
35Serra Fault — The Serra Fault is the northernmost fault in a zone of northwest striking range front thrust faults adjacent to and northeast of the San Francisco Peninsula segment of the San Andreas Fault (Kennedy, 2005). The Serra Fault is positioned… …
36slope — (mid slope; upper slope) continental slope. The more steeply dipping sea floor beyond the edge of the continental shelf …
37stoping — /stoh ping/, n. Geol. a process by which magmas move upward in the earth by breaking off and engulfing blocks of overlying rocks. [1770 80; STOPE + ING1] * * * ▪ mining in mining engineering, the opening of large underground rooms, or… …
38volcano — /vol kay noh/, n., pl. volcanoes, volcanos. 1. a vent in the earth s crust through which lava, steam, ashes, etc., are expelled, either continuously or at irregular intervals. 2. a mountain or hill, usually having a cuplike crater at the summit,… …
39horst and graben — ▪ geology elongate fault blocks of the Earth s crust that have been raised and lowered, respectively, relative to their surrounding areas as a direct effect of faulting. Horsts and grabens may range in size from blocks a few centimetres… …
40Cheyenne belt — The Cheyenne Belt is the tectonic suture zone between the Archean age Wyoming craton to the north and the Paleoproterozoic age Yavapai province to the south. In runs through the southeastern quadrant of the state of Wyoming, USA. It was formed… …
