Entries by Utah Geological Survey

"Spot the Rock" February 27, 2014

“Spot the Rock” is back this week with these towering giants. Can you guess where in Utah this feature is found? Like us on FACEBOOK or follow us on TWITTER to participate in “Spot the Rock”!

POTD February 25, 2014: La Sal Mountains, Grand and San Juan Counties, Utah

La Sal Mountains, Grand and San Juan Counties, Utah Photographer: Mark Milligan; ©2011 Mount Tukuhnikivatz, a prominent peak in the La Sal Mountains, is an erosional remnant of magma that rose from depth (but never reached the surface) about 28 million years ago, forcing through and pushing up the area’s layered sedimentary rocks. View from […]