Abstract:Geologic studies were made at all of the uranium mines and prospects in the Dakota Sandstone of Early(?) and Late Cretaceous age in the Gallup mining district, McKinley County, N. Mex. Mines in rocks of Dakota age of the adjacent Ambrosia Lake mining district were visited for comparative purposes. Mines in the eastern part of the Gallup district and in the Ambrosia Lake district are on the Chaco slope of the southern San Juan Basin in strata that dip gently northward toward the central part of the basin. Mines… Show more
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