Geochemistry and Sr-Nd isotopic compositions of Permian ultramafic lamprophyres in the Reelfoot Rift – Rough Creek Graben, southern Illinois and northwestern Kentucky
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DOI: 10.1016/j.lithos.2019.05.007
Abstract: Abstract Permian dikes, sills, and diatremes in southern Illinois and northwestern Kentucky (the Omaha, Wildcat Hills, Cottage Grove, Will Scarlet, Williams, Grant, and Clay Lick intrusions) share similar geochemistry and are classified as ultramafic lamprophyres.… read more here.
Keywords: northwestern kentucky; grant; illinois northwestern; southern illinois ... See more keywords