deep adit

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• Adit — Gated entrance of an abandoned adit near Medford, Oregon, USA …   Wikipedia

• Adit — Aditya Putra Wijaya (conocido artísticamente como Adit, nacido en Semarang, en Java Central, el 3 de noviembre de 1984) es un cantante indonesio, uno de los finalistas de la competencia de canto Indosiar Fantasy Academia (AFI) , de la segunda… …   Wikipedia Español

• South Crofty — s.HistorySouth Crofty Mine, at Pool between Camborne and Redruth, is an ancient tin mine. For several centuries its shallow workings exploited copper rather than the deeper tin mineralisation. References implying mining, rather than streaming,… …   Wikipedia

• Dolcoath mine — Harriets Pumping Engine house, part of Dolcoath Mine, built in 1860 Dolcoath mine was a copper and tin mine in Camborne, Cornwall, in the United Kingdom. Its name derives from the Cornish for Old Ground , and it was also affectionately known as… …   Wikipedia

• Aalen — Infobox German Location name = Aalen name local = image coa = Wappen Aalen.png state = Baden Württemberg image photo = Aalen.jpg imagesize = 240px image caption = regbzk = Stuttgart district = Ostalbkreis population = 66252 population as of =… …   Wikipedia

• Monte Cristo Gold Mine — Coordinates: 34°21′N 118°05′W / 34.35°N 118.08°W / 34.35; 118.08 The Monte Cristo Gold Mine (Spanish for Mountain of Christ Gold Mi …   Wikipedia

• tunnels and underground excavations — ▪ engineering Introduction        Great tunnels of the world Great tunnels of the worldhorizontal underground passageway produced by excavation or occasionally by nature s action in dissolving a soluble rock, such as limestone. A vertical opening …   Universalium

• Mine exploration — This article is about visiting mines. For searching for minerals, see Mineral exploration. Mine exploration is a hobby in which people visit abandoned mines, quarries, and sometimes operational mines. Enthusiasts usually engage in such activities …   Wikipedia

• Cheadle Coalfield — Foxfield Colliery The Cheadle Coalfield is a coalfield in the United Kingdom. Centred around the town of Cheadle, Staffordshire and its outlying villages it lies to the east of Stoke on Trent and the much larger North Staffordshire Coalfield. The …   Wikipedia

• Underground mining (hard rock) — A three dimensional model of an underground mine with shaft access Underground hard rock mining refers to various underground mining techniques used to excavate hard minerals, mainly those containing metals[1] such as ore containing gold …   Wikipedia

• Speedwell Cavern — Infobox Cave name = Speedwell Cavern photo = SpeedwellCavern.jpg caption = Speedwell Cavern entrance location = Castleton, Derbyshire depth = length = coordinates = survey = survey electronic format = (which cave software is it in) discovery =… …   Wikipedia