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black shale

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black shale

[¦blak ′shāl]
(petrology)
Very thinly bedded shale rich in sulfides such as pyrite and organic material deposited under barred basin conditions so that there was an anaerobic accumulation. Also known as biopelite.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
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References in periodicals archive
5.1 Controls on C[H.sub.4] adsorption in black shales
Influence of Black Shale Composition on Methane Adsorption and Gas Content: Implications For Gas Storage in the Longmaxi Black Shal
Black shale ore sample was taken from the Pakistan Institute of Engineering and Applied Sciences (PIEAS), Islamabad, Pakistan.
Bioavailability of Aluminum from Black Shale Using Acidic Metabolites of Heterotrophs
As a result, the Silurian black shale sequence of Western Ukraine can be regarded as a potential unconventional natural gas resource, and may therefore become an important supplement to the conventional energy sources in the future.
Silurian black shales of Western Ukraine: petrography and mineralogy/Siluri mustad kildad Laane-Ukrainas: petrograafia ja mineraloogia
(2) Lockatong Formation (1000-2000 m)--mainly cyclic organic matter-rich black shale and grey to red mudstone, siltstone, and sandstone facies with intercalations of argillaceous carbonate (e.g., Van Houten 1964; Olsen 1986).
Fixation and redistribution of arsenic during early and late diagenesis in the organic matter-rich members of the Lockatong Formation, Newark basin, USA: implications for the quality of groundwater
The presence of organic-rich and black shale facies in the Pliensbachian deposits of northern Spain and the Lusitanian Basin of Portugal, which are considered one of the main targets for oil and gas exploration in these areas (Suarez-Ruiz, 1987; Suarez-Ruiz and Prado, 1995; Duarte el al..
The hydrocarbon source rocks of the Pliensbachian (early Jurassic) in the Asturian Basin (northern Spain): their relationship with the palaeoclimatic oscillations and gamma-ray response
Geology and Geochemistry of Uranium in Marine Black Shales: A Review.
Understanding the radioactive ingrowth and decay of naturally occurring radioactive materials in the environment: an analysis of produced fluids from the Marcellus Shale
(9,16) Since the 1970s, the Deep Sea Drilling Project (DSDP) and the subsequent scientific ocean drilling programs (the Ocean Drilling Program, Integrated Ocean Drilling Program, and International Ocean Discovery Program) have played crucial roles in the study of Cretaceous OAEs by supplying relatively fresh samples of black shale from previously unsampled ocean basins.
The origin of Cretaceous black shales: a change in the surface ocean ecosystem and its triggers
Black shale is widely distributed in Southern China [12, 13], and its chemical weathering has been aggravated by the heavy rainfall and humid weather conditions along with element leaching [14].
Geochemical mass balance and elemental transport during the weathering of the black shale of shuijingtuo formation in Northeast Chongqing, China
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