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Topography and Drainage
Elevations in Iberia Parish
11 other sections not shown
anhydrite Anse La Butte aperture argillaceous sand Atchafalaya River Avery Island Bayou Teche Bull Butte dome calcareous cap-rock chert and pyrite Coastal consists of fine-grained Cushman and Applin d'Orbigny danvillensis depth diameter drilled east elongate escarpment feet figure fine-grained quartz Five Islands forams fossiliferous fossils Genus grained quartz gravel gray sand Gulf Coast horizon at Danville Iberia Parish jacksonensis Jefferson Island Lafayette and St Lafayette Parish Lagena Lake Peigneur Light gray lime nodules located magnetite Martin Parish medium medium-grained quartz miles Miocene Mississippi Morphotype—Louisiana State University non-calcareous periphery Plate Pleistocene portion produced pyrite and chert rare Residue consists rock salt core salt domes sandstone sandy clay sandy shale sediments shale shell fragments Southern Pacific Railroad species specimens surface Surv terrace Texas Textularia thickness trace of pyrite U. S. Geol University Museum Coll upper horizon Vermilion River wall calcareous