A view into the Grand Canyon from the South Rim in Arizona. AFP via Getty Images "The Great Unconformity" has perplexed geologists since it was first described nearly 150 years ago. It is an ...

New research provides further evidence that rocks representing up to a billion years of geological time were carved away by ancient glaciers during the planet’s “Snowball Earth” period.

Nick Saines, an environmental geologist, speaks at the Great Unconformity site at Frenchman Mountain on Monday, Feb. 17, 2025, in Las Vegas. (Bizuayehu Tesfaye/Las Vegas Review-Journal) @bizutesfaye ...

The Great Unconformity, a profound gap in Earth’s stratigraphic record often evident below the base of the Cambrian system, has remained among the most enigmatic field observations in Earth science ...

III Mushroom Lake surface outcrop spans an area of 3 km on surface with historical outcrops samples grading up to 47.8% U3O8 4,5,6 IV Nine-Iron showing with 5 historical diamond drill holes.

The program comprised five unconformity drill tests, one of which intersected uranium mineralization. A key outcome of the program was the delineation of a 450-metre-long prospective structural ...

ATHA Completes Angilak Mobilization & Commences Ground Geophysics to Target Unconformity-Style Discovery Published Apr 30, 2025 12:00am EDT HIGHLIGHTS ...