POTD 7-21-15 hematite concretion Grand staircase-escalante
Hematite concretions eroded from the Navajo Sandstone.
Grand Staircase–Escalante National Monument, Garfield County, Utah Photographer: Michael Vanden Berg; © 2014
The Utah Geological Survey (UGS) is a division of the Utah Department of Natural Resources. Several specialized programs comprise the UGS: Data Management, Energy & Minerals, Geologic Hazards, Geologic Information & Outreach, Geologic Mapping, Groundwater & Wetlands, and Paleontology.
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