Abstract:Dark gray or black noncalcareous day shate;1hin bentonrtre Brown or tan fine-grained sandstone-, locally quartz itic. Construction materials Aggregate Road metal Mineral filler Road metal Mineral filler Volcanic ash Aggregate Road metal Aggregate Road metal Road metal Calcareous binder Structural stone Calcareous binder Rood metal Structural stone Rood metal Road meld Riprap Structural stone Figure 2. Outcropping stratigraphic units in Jewell County, Kans., and their construction materials.
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