POTD November 4, 2013: Snow Canyon State Park, Washington County, Utah

Snow Canyon State Park, Washington County, Utah
Photographer: Michael Vanden Berg

Eroded cross-beds in the Navajo Sandstone capture spherical hematite (iron oxide) concretions that have weathered out of  overlying strata. The Navajo Sandstone comprises “fossilized” sand dune deposits of Early Jurassic age.