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An official website of the United States government

Energy and Mineral Resources Mission Area

We are the Nation’s primary source of impartial scientific information on geologic energy and mineral resources and their supply chains. We deliver actionable science that informs crucial resource management decisions and investments impacting the Nation.

Our Earth MRI initiative is mapping geology and mineral resources across the Nation. We also lead development of the List of Critical Minerals.

News

USGS releases assessment of undiscovered oil and gas resources in the Niobrara Formation of SW Wyoming and NE Colorado

Mapping, Mine Wastes and More Critical Minerals Science:

Low-level fixed-wing flights to image geology of Michigan and Wisconsin

Publications

Enhanced geothermal systems electric-resource assessment for the Great Basin, southwestern United States Enhanced geothermal systems electric-resource assessment for the Great Basin, southwestern United States

The U.S. Geological Survey recently (2025) completed a provisional assessment of the geothermal-electric resources associated with high-temperature, low-permeability rock formations of the Great Basin, Southwestern United States. If sufficient technological advances to commercialize enhanced geothermal systems occur, then a current best provisional estimate for electric-power generation...
Authors
Erick R. Burns, Colin F. Williams, Jacob DeAngelo

USGS critical minerals review USGS critical minerals review

No abstract available.
Authors
Graham W. Lederer, James V. Jones, Darcy McPhee, Patricia J Loferski, Robert Seal, Paul A. Bedrosian, Patricia Grace MacQueen, V.J.S. Grauch, Federico Solano, Joshua Mark Rosera, David George Pineault

Statistical approaches for modeling correlated grade and tonnage distributions and applications for mineral resource assessments Statistical approaches for modeling correlated grade and tonnage distributions and applications for mineral resource assessments

Correlations between grade and tonnage exist in mineral resource data compiled from published reports, but they are not always addressed during quantitative assessment of undiscovered mineral resources. Failure to account for correlated grade and tonnage distributions can result in geologically unrealistic assessment results. Current software tools simulate univariate ore tonnage and...
Authors
Joshua Mark Rosera, Graham W. Lederer, John Schuenemeyer
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