brown shale

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• Shale gas — may also refer to gas generated from oil shaleShale gas is natural gas produced from shale. Because shales ordinarily have insufficient permeability to allow significant fluid flow to a well bore, most shales are not sources of natural gas. Shale …   Wikipedia

• Brown, California — Brown   Unincorporated community   …   Wikipedia

• Brown Dense (limestone) — The Brown Dense limestone is an informal name used by petroleum geologists for a layer of rock that lies beneath large parts of southern Arkansas and northwest Louisiana. The Brown Dense is a 300 to 500 foot thick interval within organic rich,… …   Wikipedia

• shale oil — noun oil extracted from oil shale by heating • Hypernyms: ↑oil * * * noun : an oil obtained from oil shale by heating usually in retorts : the crude dark green to brown oil from the first distillation that on refining yields liquid fuels and… …   Useful english dictionary

• oil shale — Geol. a black or dark brown shale or siltstone rich in bitumens, from which shale oil is obtained by destructive distillation. [1870 75] * * * Any fine grained sedimentary rock that contains solid organic matter (kerogen) and yields significant… …   Universalium

• oil shale — noun shale from which oil can be obtained by heating • Hypernyms: ↑shale * * * noun : shale from which oil may be produced by distillation * * * Geol. a black or dark brown shale or siltstone rich in bitumens, from which shale oil is obtained by… …   Useful english dictionary

• oil shale — oil′ shale n. gel a black or dark brown shale or siltstone rich in bitumens, from which shale oil is obtained • Etymology: 1870–75 …   From formal English to slang

• Oil shale geology — Main article: Oil shale Outcrop of Ordovician kukersite oil shale, northern Estonia. Oil shale geology is a branch of geologic sciences which studies the formation and composition of …   Wikipedia

• Environmental impact of oil shale industry — includes the consideration of issues such as land use, waste management, and water and air pollution. Surface mining of oil shale deposits has all the environmental impacts of open pit mining. In addition, the combustion and thermal processing… …   Wikipedia

• Environmental impact of the oil shale industry — Kiviõli Oil Shale Processing Chemicals Plant in Ida Virumaa, Estonia Environmental impact of the oil shale industry includes the consideration of issues such as land use, waste management, and water and air pollution caused by the extraction and… …   Wikipedia

• Oil shale in Estonia — Outcrop of Ordovician kukersite oil shale, northern Estonia Oil shale in Estonia is an important resource for the national economy. Estonia s oil shale deposits account for just 17% of total deposits in the European Union but the country… …   Wikipedia