Entries by Utah Geological Survey

Glad You Asked: September 18, 2014

When I was a child, my family would often go camping in the summers. I would pick up various rocks and ask my dad what they were. “They’re called Leavarite, so you leave em’ right there.” While this is no “Leavarite,” it is something a lightning strike left behind. Most people have never seen it, […]

Geologic Map of the Haycock Mountain Quadrangle, Garfield County, Utah

By: Robert F. Biek, John J. Anderson, Edward G. Sable, and Peter D. Rowley The Haycock Mountain quadrangle lies in the central part of the Markagunt Plateau in southwest Utah and includes the eastern part of Panguitch Lake, a popular area of summer and winter recreational use. Despite the plateau’s relatively simple structure of a […]

POTD September 16, 2014: Silver Island Mountains, Box Elder County, Utah

Silver Island Mountains, Box Elder County, Utah Photographer: Gregg Beukelman; © 2013 Chemical weathering produces pits and holes in the surface of Jurassic-age quartz monzonite at Crater Island, in the northeast part of the Basin and Range Province. The “island” of rock rises from the barren, salt-covered plains of the Great Salt Lake Desert east […]

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Destructive Landslide Turned into Tranquil Geologic Park

The Springhill landslide site has been turned into the new Springhill Geologic Park by the City of North Salt Lake. In 2012, the city was awarded a matching-fund Federal Emergency Management Agency (FEMA) Pre-Disaster Mitigation Grant to buy and demolish homes and turn the landslide site into an open-space park. The Utah Geological Survey provided […]

Geologic Map of the Panguitch Lake Quadrangle, Garfield and Iron Counties

By: Robert F. Biek, John J. Anderson, Edward G. Sable, and Peter D. Rowley The Panguitch Lake quadrangle lies in the central part of the Markagunt Plateau in southwest Utah and includes Panguitch Lake, a popular area of summer and winter recreational use. Despite the plateau’s relatively simple structure of a gently east-tilted fault block, […]