Tag Archive for: Moab Member

Utah Geological Survey

POTD March 23, 2016: Delicate Arch, Arches National Park, Grand County, Utah

Delicate Arch, a 65-foot-tall natural arch in Arches National Park, Grand County, is composed of Jurassic-age sandstone including the Slick Rock Member of the Entrada Sandstone (base and pedestals) and Moab Member of the Curtis Formation (bridge). Delicate Arch, Arches National Park, Grand County, Utah Photographer: Marshall Robinson; © 2015

POTD 3-22-16 Delicate Arch

Delicate Arch, Arches National Park, Grand County, Utah
Photographer: Marshall Robinson; © 2015

Delicate Arch, a 65-foot-tall natural arch in Arches National Park, Grand County, is composed of Jurassic-age sandstone including the Slick Rock Member of the Entrada Sandstone (base and pedestals) and Moab Member of the Curtis Formation (bridge).