- operating adit
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эксплуатационная штольня
English-Russian dictionary of geology. 2011.
operating adit
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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
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
mining — /muy ning/, n. 1. the act, process, or industry of extracting ores, coal, etc., from mines. 2. the laying of explosive mines. [1250 1300; ME: undermining (walls in an attack); see MINE2, ING1] * * * I Excavation of materials from the Earth s… … Universalium
Cwt y Bugail Quarry — Map of the Rhiwbach Tramway showing the location of the Cwt y Bugail Quarry The Cwt y Bugail Quarry was a slate quarry located east of Blaenau Ffestiniog in Wales. It was first worked as a trial pit around 1840. Continuous production began in… … Wikipedia
Dartmoor tin-mining — The wheelpit at Huntingdon mine The Dartmoor tin mining industry is thought to have originated in pre Roman times,[1] and continued right through to the 20th century. From the 12th century onwards tin mining was regulated by a Stannary Parliament … Wikipedia
Cornish engine — The pumping station at Cruquius, showing the beams of the pumping engine emerging from the supporting wall A Cornish engine is a type of steam engine developed in Cornwall, England, mainly for pumping water from a mine. It is a form of beam… … Wikipedia
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Reserved State powers — The reserved State powers, also called reserved powers, is a doctrine reserved exclusively for the states, that is used in the interpretation of the Constitution of Australia. It adopted a restrictive approach to the interpretation of the… … Wikipedia
Slate industry — The slate industry is the industry related to the extraction and processing of slate. Slate is either quarried from a slate quarry or reached by tunneling in a slate mine . Common uses for slate include as a roofing material, a flooring material… … Wikipedia
