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• Organization: Department of the Interior
• Updated: 20200903 | Harvested: July 17, 2025 at 06:47 PM

The U.S. Geological Survey (USGS) collected rock physical property measurements to help understand causative sources of gravity and magnetic survey anomalies in the Iron Mountain-Menominee region,...

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• Organization: Department of the Interior
• Updated: 20200903 | Harvested: July 16, 2025 at 03:38 PM

The U.S. Geological Survey (USGS) collected rock magnetic susceptibility measurements to help understand causative sources of airborne magnetic survey anomalies in the Iron Mountain-Menominee...

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• Organization: Department of the Interior
• Updated: 20200903 | Harvested: July 17, 2025 at 06:44 PM

The U.S. Geological Survey (USGS) collected rock density measurements to help understand causative sources of gravity survey anomalies in the Iron Mountain-Menominee region, Michigan-Wisconsin....

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• Organization: Department of the Interior
• Updated: 20201117 | Harvested: July 16, 2025 at 03:40 PM

Four boreholes (MW1, MW1UZ, MW2, MW2.1) were drilled in the fall of 2017 and summer of 2018 in upper Redwell Basin, a headwater catchment underlain by hydrothermally altered sedimentary rock in...

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• Organization: Department of the Interior
• Updated: 20201117 | Harvested: July 16, 2025 at 03:38 PM

Boreholes were drilled in 2017 and 2018 in Redwell Basin, a headwater catchment underlain by mineralized and hydrothermally altered sedimentary rock in the Elk Mountains near the town of Crested...

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• Organization: Department of the Interior
• Updated: 20201117 | Harvested: July 17, 2025 at 06:47 PM

Boreholes were drilled in 2017 and 2018 in Redwell Basin, a headwater catchment underlain by mineralized and hydrothermally altered sedimentary rock in the Elk Mountains near the town of Crested...

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• Organization: Department of the Interior
• Updated: 20201117 | Harvested: July 16, 2025 at 03:36 PM

Boreholes were drilled in 2017 and 2018 in Redwell Basin, a headwater catchment underlain by hydrothermally altered sedimentary rock in the Elk Mountains near the town of Crested Butte, Colorado....

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• Organization: Department of the Interior
• Updated: 20200820 | Harvested: July 17, 2025 at 06:49 PM

The USGS examined mercury (Hg) concentrations in fish populations inhabiting impacted and reference streams as part of an investigation into the transport of trace metals in a watershed impacted...

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• Organization: Department of the Interior
• Updated: 20200928 | Harvested: July 17, 2025 at 06:48 PM

This publication provides digital flight line data for a high-resolution magnetic survey over an area of the central Upper Peninsula of Michigan. The survey area lies approximately between the...

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• Organization: Department of the Interior
• Updated: 20210217 | Harvested: July 17, 2025 at 06:46 PM

These data are for a regional geochronologic study of Mesoproterozoic rocks in the St. Francois Mountains, southeast Missouri. Zircon, plus one sample of titanite, from fifty samples of...

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• Organization: Department of the Interior
• Updated: 20210615 | Harvested: July 17, 2025 at 06:45 PM

This dataset includes audiomagnetotelluric (AMT) sounding data collected in July 2019 in the Silverton Caldera complex, Colorado, in the Southern Rocky Mountain Volcanic Field, by the U.S....

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• Organization: Department of the Interior
• Updated: 20210615 | Harvested: July 16, 2025 at 03:36 PM

This dataset includes audiomagnetotelluric (AMT) sounding data collected in July 2019 in the Silverton Caldera complex, Colorado, in the Southern Rocky Mountain Volcanic Field, by the U.S....

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• Organization: Department of the Interior
• Updated: 20210615 | Harvested: July 17, 2025 at 06:50 PM

This dataset includes audiomagnetotelluric (AMT) sounding data collected in July 2019 in the Silverton Caldera complex, Colorado, in the Southern Rocky Mountain Volcanic Field, by the U.S....

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• Organization: Department of the Interior
• Updated: 20210615 | Harvested: July 17, 2025 at 06:45 PM

This dataset includes audiomagnetotelluric (AMT) sounding data collected in July 2019 in the Silverton Caldera complex, Colorado, in the Southern Rocky Mountain Volcanic Field, by the U.S....

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• Organization: Department of the Interior
• Updated: 20210615 | Harvested: July 17, 2025 at 06:54 PM

This dataset includes audiomagnetotelluric (AMT) sounding data collected in July 2019 in the Silverton Caldera complex, Colorado, in the Southern Rocky Mountain Volcanic Field, by the U.S....

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• Organization: Department of the Interior
• Updated: 20210615 | Harvested: July 16, 2025 at 03:35 PM

This dataset includes audiomagnetotelluric (AMT) sounding data collected in July 2019 in the Silverton Caldera complex, Colorado, in the Southern Rocky Mountain Volcanic Field, by the U.S....

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• Organization: Department of the Interior
• Updated: 20210615 | Harvested: July 17, 2025 at 06:50 PM

This dataset includes audiomagnetotelluric (AMT) sounding data collected in July 2019 in the Silverton Caldera complex, Colorado, in the Southern Rocky Mountain Volcanic Field, by the U.S....

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• Organization: Department of the Interior
• Updated: 20210615 | Harvested: July 16, 2025 at 03:40 PM

This dataset includes audiomagnetotelluric (AMT) sounding data collected in July 2019 in the Silverton Caldera complex, Colorado, in the Southern Rocky Mountain Volcanic Field, by the U.S....

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• Organization: Department of the Interior
• Updated: 20210615 | Harvested: July 16, 2025 at 03:37 PM

This dataset includes audiomagnetotelluric (AMT) sounding data collected in July 2019 in the Silverton Caldera complex, Colorado, in the Southern Rocky Mountain Volcanic Field, by the U.S....

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• Organization: Department of the Interior
• Updated: 20220913 | Harvested: July 17, 2025 at 07:16 PM

Shallow subsurface electrical conductivity was mapped at Bigslough National Wildlife Refuge (NWR) in northeast Montana using the DUALEM421 electromagnetic sensor (Dualem, Inc., ON, Canada) in the...

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