Pg. 215-230, 1883 (USGS Leadville Atlas), and 1886 (USGS Mon. 12). [A name applied, on questionable correlation with Weber quartzite of Utah, to 300 feet of thin-bedded black bituminous shale underlying so-called "Weber grits" and overlying "Blue" (Leadville) limestone. Age is Pennsylvanian.]
Source: US geologic names lexicon (USGS Bull. 896, p. 2294).
Weber should be abandoned in Colorado. Correctness of correlation of shales and grits in [Leadville and neighboring regions of] Colorado with Weber quartzite (the type formation) of Wasatch Mountains, Utah, is very doubtful.
Source: US geologic names lexicon (USGS Bull. 896, p. 2294).
For more information, please contact Nancy Stamm, Geologic Names Committee Secretary.
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