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The Cliff House Sandstone is a late Campanian stratigraphic unit comprising sandstones in the western United States. The Cliff House Sandstone consists of fine grained white to orange calcareous sandstone. It intertongues with the underlying Menefee Formation and the overlying Lewis Shale. Where the Lewis … 展开
The Cliff House Sandstone was first described by W.H.Holmes in 1877 during the Hayden Survey as the "Upper Escarpment" of the Mesaverde Formation. A.J. Collier redesignated this unit in 1919 … 展开
Outcrops of the formation in Mesa Verde National Park have produced fossil shark teeth, along with the jaws, teeth and fins of Enchodus and Chimaeroid (cartilaginous fish) egg … 展开
CC-BY-SA 许可证中的维基百科文本 Cliff House Sandstone - U.S. National Park Service
2015年2月24日 · The Cliff House Sandstone is a transgressive sequence of marine sandstones which overlies the Menefee Formation. The three principle Cliff House units (Lower, Intermediate, and Upper) visible in Chaco Canyon …
The Cliff House Sandstone was named as the uppermost formation of the Late Cretaceous Mesaverde Group for exposures in canyons about the cliff houses of Mesa Verde National …
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Geology of Mesa Verde National Park | U.S. Geological Survey
The Geology of Mesa Verde - U.S. National Park Service
Verde are in the Cliff House Sandstone or the Point Lookout For-mation, and are composed of iron oxide or calcium carbonate. Places to view concretions: Well developed concretions are lo …
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Geolex — CliffHouse publications - USGS
2024年4月4日 · Composed of white to orange, fine-grained, calcareous sandstone that intertongues with the underlying Menefee and the overlying Lewis. Three sandstone tongues …
House sandstone. In some parts of the canyon, beds of Menefee and Cliff House sandstone are sandwiched Together, representing the advance and retreat of the sea. Lewis shale is another …
Macroinvertebrate paleoecology of a transgressive marine …
The exceptionally well exposed strata of the Cliff House Sandstone in the Chaco Canyon National Monument area (Fig. 1) are profusely fossiliferous, containing a diverse macroinvertebrate …
Geology of Mesa Verde - ScienceViews.com
The Cliff House Sandstone formation was named for the Ancestral Puebloan homes built in the alcoves formed within it. The sea advanced yet again and the influx of sand generated the …
