Sediment from Clear Creek in Clear Creek Canyon, just west of Golden, CO.
Sample courtesy of Greg Willis.
Hot springs near Santa Rosa, Quindio
Sampling of Quaternary deposits
Exposed at State Fish Hatchery, near Waterlick, VA.
Looking down on a bedding plane slab of sandstone from the Devonian Hampshire Formation: the bed is pierced by many bedding-perpendicular tubes interpreted as burrows. The ichnogenus is Skolithos.
Sample collected at the Hanging Rock Anticline exposure on Corridor H, West Virginia.
Devonian red beds with clear fluvial signatures, Corridor H, West Virginia.
Devonian red beds, folded during Alleghanian mountain-building.
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