. Bulletin. Natural history; Natuurlijke historie. STRATIGRAPHY 15. CHARACTER Unconsolidated deposits grovel,sand, and clay. e gray, medium— and ttiick bedded limestone; occasional very tliicK-bedded units are massive cliff— formers. Colcoreous mudrock ond olive gray, medium - bedded limestone with undulatory bedding; 180* Medium ligtit gray and medium gray, medium- and thin —bedded limestone, typically with undulatory bedding. Olive gray, medium— and thick- bedded limestone; occosional very units ore massive cliff-formers. Calcareous mudrock and marl; occasional beds of limeslon
. Bulletin. Natural history; Natuurlijke historie. STRATIGRAPHY 15. CHARACTER Unconsolidated deposits grovel,sand, and clay. e gray, medium— and ttiick bedded limestone; occasional very tliicK-bedded units are massive cliff— formers. Colcoreous mudrock ond olive gray, medium - bedded limestone with undulatory bedding; 180* Medium ligtit gray and medium gray, medium- and thin —bedded limestone, typically with undulatory bedding. Olive gray, medium— and thick- bedded limestone; occosional very units ore massive cliff-formers. Calcareous mudrock and marl; occasional beds of limeslona conglomerate; 0 — 60'. Thick-fo-thin ledges of llms' stone Interbedded with marl. Marl, marly limestone, ond shale with some limestone ledges near middle. Thick-bedded coralline limestone with some very cherty units. mil 500 500 Figure 6. Generalized columnar section for Pennsylvanian-Permian rocks of the Hueco Mountains, Texas. Section of Hueco Canyon formation in Hueco Canyon, CENTRAL PART OF HUECO MOUNTAINS, TeXAS Permian Cerro Alto limestone Hueco Canyon formation: Ft Limestone, light olive gray, thin- and medium-bedded 22 Covered; probably limestone, thin-bedded 29 Limestone, light olive gray, medium- and thick-bedded; stylolites 43 Limestone, medium light gray to medium gray, medium- and thick-bedded 36 Covered; probably limestone, thin-bedded 15 Limestone, light olive gray to olive gray, very thick-bedded; stylolites 50 Limestone, light olive gray; medium- and thick-bedded 68 Limestone, medium dark, medium- and thick-bedded; undulatory bedding .. 10 Limestone, medium gray, thick-bedded; stylolites 22. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Peabody Museum of Natural History. New Haven : The Museum
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