by Iowa Geological Survey in Iowa City, Iowa (123 N. Capitol St., Iowa City 52242) .
Written in English
Bibliography: p. 147-164.
|Statement||Robert L. Ravn.|
|Series||Iowa Geological Survey technical paper ;, no. 7|
|LC Classifications||QE993 .R345 1986|
|The Physical Object|
|Pagination||iii, 245 p. :|
|Number of Pages||245|
|LC Control Number||87620526|
The Educational Series consists of non-technical publications describing Iowa's minerals, rocks, fossils, and landscapes. 92 p. -- This page full-color book was released by the Iowa Department of Natural Resources on Earth Day, Ap Palynostratigraphy of the Lower and Middle Pennsylvanian coals of Iowa, R. L. Ravn, Petrography and palynology of the Blue Gem coal bed (Middle Pennsylvanian), southeastern Kentucky, USA Article in International Journal of Coal Geology 42() . Ravn RL () Palynostratigraphy of the Lower and Middle Pennsylvanian coals of Iowa. Iowa Geological Survey Technical Paper, vol 7, p Raymond A () The paleoecology of a coal-ball deposit from the Middle Pennsylvanian of Iowa dominated by cordaitalean : Madison M. Hood, Madison M. Hood, Cortland F. Eble, James C. Hower, Shifeng Dai. The coal swamp diorama takes you to a geologic period million years ago called the Pennsylvanian Era. Iowa existed as a lush, tropical swamp on the shores of a shallow sea. The club mosses, or "scale trees," and ferns grew quickly, and when they died the vegetation accumulated more quickly than it decayed.
Morrowan, Atokan, and Desmoinesian (Lower–Middle Pennsylvanian) clastic strata in the Forest City (Iowa, northwest Missouri, eastern Nebraska, and Kansas) and Illinois Basins on the North American midcontinent record the interaction between fluctuations in eustatic sea-level and major tectonic by: International Journal of ELSEVIER International Journal of Coal Geology 31 () Geochemical and palynological indicators of the paleoecology of the River Gem coal bed, Whitley County, Kentucky J.C. Hower a, L.F. Ruppert b, C.F. Eble c, U.M. Graham a a University of Kentucky Center for Applied Energy Research, Lexington, KY , USA b U.S. Geological Cited by: PALEOECOLOGICAL INTERPRETATION OF A MIDDLE PENNSYLVANIAN COAL BED SOUTHERN EASTERN WEST VIRGINIA KENTUCKY Konowha block fhnt ft m Stockton coal bed 2~-6o / Coolburg coal bed oJ0 Wmifrede cool bed Winifrede Is Chdton coal bed HERNSHAW COAL Dtngess Is Seth Is Cedar Grove coal bed Cempbe(Is Creek is Cempbells Creek coal Cited by: The coals of the Brazil and the lower part of the Staunton Formations (Atokan and early Desmoinesian, Pennsylvanian) in Indiana (Illinois Basin) are typically thin and discontinuous.
The Lower Pennsylvanian Langsettian-substage Gray Hawk coal bed has been mined in a small area in the western part of the Kentucky portion of the Central Appalachian coalfield; the samples considered here are from five 7½-minute quadrangles in three counties ().The Gray Hawk coal is one of the uppermost Langsettian (late Westphalian A) coals in the region, with the overlying Cited by: The Carboniferous Michigan Basin is the subject of conflicting interpretations resulting from the lack of detailed stratigraphic analysis of relevant. Carboniferous and Permian palynostratigraphy, in. Koutsoukos, E.A.M., ed., Stratigraphic Palynology of the Lower and Middle Pennsylvanian Coals of Iowa. Coal deposits of Iowa / (Des Moines [Iowa]: Published for the Iowa Geological Survey, ), by Charles Rollin Keyes (page images at HathiTrust) Report of the committee on the judiciary, general, of the Senate of Pennsylvania: in relation to the anthracite coal difficulties, with the accompanying testimony. A narrative history of the people of Iowa: with special treatment of their chief enterprises in education, religion, valor, industry, business, etc, Volume 1 Edgar Rubey Harlan, American Historical Company.