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Showing 1 to 1 of 1 for “"Everton Formation"”.
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Subsurface dolomitization and porosity occlusion within Early to Middle Ordovician strata of the Illinois Basin, USA
… from the Early Ordovician Shakopee Dolomite and Everton Formation, and the overlying Middle Ordovician St. Peter Sandstone, obtained from drill cores and outcrops in the Illinois Basin indicate that subsurface dolomitization locally reduced primary porosity, and that the degree of reduction …