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North Dakota Geological Survey logo

 

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ND Critical Minerals Press Release

 

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RI-133 Elevated Critical Mineral Concentrations Associated with the Paleocene.Eocene Thermal Maximum, Golden Valley Formation, North Dakota report cover

 

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Critical minerals are typically enriched in the lower part of the bright bed and the underlying coals of the Bear Den Member of the Golden Valley Fm, western ND.

Critical minerals are typically enriched in the lower part of the bright bed and the underlying coals of the Bear Den Member of the Golden Valley Fm, western ND.

Publication Cover Photo - Coals in the lower half of the bright beds at the base of this butte in Dunn County are enriched in critical minerals.

Publication Cover Photo - Coals in the lower half of the bright beds at the base of this butte in Dunn County are enriched in critical minerals.

Geological Survey geologists collecting coal samples for the critical minerals study in Slope Co., ND in 2018.

Geological Survey geologists collecting coal samples for the critical minerals study in Slope Co., ND in 2018.

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A stratigraphic profile of rare earth element concentrations for the 122 rock samples for the NDGS critical mineral study. The rock colors are reflected in the profile.

A stratigraphic profile of rare earth element concentrations for the 122 rock samples for the NDGS critical mineral study. The rock colors are reflected in the profile.

Map of the Golden Vallely Formation and sampling sites

Map of the Golden Valley Formation and sampling sites.