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Characterization of Hydrothermal Tobelitic Veins from Black Shale, Oquirrh Mountains, Utah
Ammonium illite Hydrothermal Microprobe Nitrogen analysis Tobelite
2011/12/31
Hydrothermal tobelitic phyllosilicates modeled as ISII (R3) ordering with a minimum of 2–3% and a maximum of 6–8% interstratified smectite occur in veins and as replacement of fossils in hydrothermall...
Petrology of the Desmoinesian Excello Black Shale of the Midcontinent Region of the United States
Black shale Illite/smectite Kaolinite Nodules Organic carbon Petrology Phosphate
2012/1/11
The Excello Shale is one of the best exposed and most laterally continuous of the Pennsylvanian cyclothemic black shales in the midcontinent region of the United States. Its petrology and paleoenviron...
Black Shale—Its Deposition and Diagenesis
Black shale Deposition Diagenesis Organic matter Syngenetic ores
2012/2/10
Black shale is a dark-colored mudrock containing organic matter that may have generated hydrocarbons in the subsurface or that may yield hydrocarbons by pyrolysis. Many black shale units are enriched ...