Entries by Utah Geological Survey

PRELIMINARY ISOSTATIC RESIDUAL GRAVITY MAP OF THE NEWFOUNDLAND MOUNTAINS AND EAST PART OF THE WELLS 30' x 60' QUADRANGLES, BOX ELDER COUNTY, UTAH

By: V. E. Langenheim, N.D. Athens, B.A. Churchel, H. Willis, N.E. Knepprath, J. Rosario, J. Roza, S.M. Kraushaar, and C.L. Hardwick A new isostatic residual gravity map of the Newfoundland Mountains and east of the Wells 30×60 quadrangles of Utah is based on compilation of preexisting data and new data collected by the Utah and […]

POTD November 19, 2013: Mirror Lake, Uinta Mountains, Duchesne County, Utah

Mirror lake, Uinta Mountains, Duchesne County, Utah Photographer: Ken Krahulec Mirror Lake nestles among 11,000-foot peaks of the western Uinta Mountains. The rocks of the Uintas, consisting largely of sandstone and shale of the Precambrian-age Uinta Mountain Group, contain microscopic bacteria nearly 800 million years old that likely represent Utah’s oldest fossils.

OFR-618 Interim Geologic Map of the Kanarraville Quadrangle, Iron County, Utah

By: Robert F. Biek and Janice M. Hayden The Kanarraville quadrangle includes the southern part of Cedar Valley and parts of the adjacent Kolob Terrace, Harmony Mountains, and North Hills. It straddles a particularly instructive area of structural overlap between the Sevier fold thrust belt-represented by the overturned, east limb of the Kanarra anticline exposed […]

Like Our Facebook Page—Win a Calendar!

Many of you may already know the Utah Geological Survey has a Facebook page. Well, did you know that you could win a 2014 Calendar of Utah Geology by liking our page? Now you do! We’re giving away one of our gorgeous 2014 calendars to the 2,000th person to like our Facebook page! We appreciate all our […]

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What Did The Colorado Plateau Look Like 250 Million Years Ago?

nationalparkstraveler.com What did the Colorado Plateau look like 250 million years ago? That’s a question geologists hope to shed some light on via an ambitious project that is pulling rock cores up from as much as 1.5 kilometers down into the plateau’s belly. The Colorado Plateau is an expansive region, taking in parts of Colorado, […]