Geological Coloring Pages
Freely available for download as PDF files, these coloring pages have been created from images appearing in previous GSA publications and the annual GSA calendar. Please share with family and friends. Happy coloring!


View of the Columbia River upstream from Portland Women's Forum State Park, Oregon. Crown Point, made of lava flows of the Columbia River Basalt Group, sits on top of the cliffs in the foreground. Beacon Rock, a 57,000-yr-old volcanic neck on the Washington side, forms the low peak next to the river in the background.
Credit: Marli Miller, of the University of Oregon, wrote the Roadside Geology of Oregon.


Cross-bedding in a fluvial sandstone of the Triassic Chinle Group near Fort Wingate, New Mexico. Three-legged therapy dog, Stray, indicates the paleocurrent direction.
Credit: Grant Meyer is professor at the Department of Earth and Planetary Sciences, University of New Mexico.


Horizontal red beds in Castle Valley, Utah, eroded to form intricate spires accented by a dusting of snow on an April morning.
Credit: Philip L. Johnson is a professional engineering geologist and amateur landscape photographer who lives in the San Francisco Bay area.