Pg. 7 and cross section. Fall River sandstone. Massive sandstone, 85 feet thick, toward top of section in Wilson County, southeastern Kansas. Overlain by 150 feet of shale, sandstone, and limestone, with alluvium and gravel at top. Separated from underlying Dun limestone by 145 feet of shale, limestone, and sandstone. Age is Pennsylvanian.
Named from Fall River, Greenwood Co., southeastern KS.
[GNC remark (US geologic names lexicon, USGS Bull. 896, p. 718): There is no other record of this name.]
Source: US geologic names lexicon (USGS Bull. 896, p. 717-718).
Fall River sandstone. According to R.C. Moore, 1936 (Kansas Geol. Survey Bull., no. 22, p. 124), Dun limestone of Hay included Plattsburg, Vilas, and Stanton formations.
[See "Modern classifications of the Pennsylvanian rocks of eastern Kansas and southeastern Nebraska," compiled by M.G. Wilmarth, Secretary of Committee on Geologic Names, USGS unpub. corr. chart, Oct. 1936, sheet 2.]
Source: US geologic names lexicon (USGS Bull. 896, p. 717-718).
For more information, please contact Nancy Stamm, Geologic Names Committee Secretary.
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