• Organization: Department of the Interior
• Updated: 2020-08-27T00:00:00Z

The Star District study area is located in the Star Mountain Range, approximately 50 miles north of Cedar City, Utah. The Star Range was historically mined for lead and silver beginning in the...

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• Organization: Department of the Interior
• Updated: 2024-05-03T00:00:00Z

From October 2017 to June 2018, the United States Geological Survey (USGS) collected 101 surficial sediment samples from abandoned mine wastepiles, ephemeral channels below wastepiles, nearby...

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• Organization: Department of the Interior
• Updated: 2023-05-24T00:00:00Z

Version 10.0 of these data are part of a larger U.S. Geological Survey (USGS) project to develop an updated geospatial database of mines, mineral deposits, and mineral regions in the United...

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• Organization: Department of the Interior
• Updated: 2020-08-27T00:00:00Z

From June to September 2017, the United States Geological Survey (USGS) collected a total of 116 surficial sediment and bedrock samples from abandoned mine wastepiles, ephemeral channels below...

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• Organization: Department of Labor
• Updated: 2025-12-15T14:23:58.430Z

Contains mine addresses for all mines in the database except for Abandoned mines prior to 1998 from MSHA's legacy system. The address is the one entered by the mine operator at the time a Legal ID...

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• Organization: Department of the Interior
• Updated: 2022-07-21T00:00:00Z

Elemental concentrations for bulk and size-fractionated mine waste from sampled historical waste piles from the Tar Creek Superfund Site, Oklahoma, U.S. were determined after dissolution via acid...

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• Organization: Department of the Interior
• Updated: 2022-07-21T00:00:00Z

Mineral abundances within bulk and size-fractionated mine waste from sampled historical waste piles from the Tar Creek Superfund Site, Oklahoma, U.S.A., were determined by Mineral Liberation...

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• Organization: Department of the Interior
• Updated: 2022-07-21T00:00:00Z

Electron microprobe analyses of sphalerite (ZnS) and hemimorphite (Zn4Si2O7(OH)2·H2O) from sampled historical waste piles were conducted with a specific focus on germanium (Ge). In mine wastes at...

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• Organization: Department of the Interior
• Updated: 2022-07-21T00:00:00Z

Oxidation state and bonding environment of Ge in minerals within mine waste from sampled historical waste piles from the Tar Creek Superfund Site, Oklahoma, U.S. were determined by linear...

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• Organization: Department of the Interior
• Updated: 2022-03-31T00:00:00Z

The legacy of mining exploration and operations can remain for decades to centuries if not treated, posing risks to human and animal health due to fugitive dispersal of metal(loid) laden dust and...

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• Organization: Department of the Interior
• Updated: 2023-12-21T00:00:00Z

This dataset is a compilation of samples collected from draining mine adits, including water and mineral precipitates, from several mines in California and Colorado. The Golinsky, Copper Bluff,...

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• Organization: Department of the Interior
• Updated: 2022-05-03T00:00:00Z

Near-surface geophysical data from within the Bonita Peak Mining District in Silverton, Colorado, USA are presented. These data were collected in 2019. The data include fiber optic distributed...

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• Organization: Department of the Interior
• Updated: 2023-01-13T00:00:00Z

Oxidation state and bonding environment of Ge and Cu in ZnS and Zn mineral concentrates from a variety of sources [Central Tennessee mining district (TN), Metaline mining district, (WA), and Red...

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• Organization: Department of the Interior
• Updated: 2021-04-02T00:00:00Z

This data release contains analytical data and images for a suite of drill core samples from the Mineral Hill alkaline complex (MHAC), northeastern Wyoming. Geochemistry data include major and...

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• Organization: Department of the Interior
• Updated: 2020-08-14T00:00:00Z

This U.S. Geological Survey (USGS) Data Release contains locations and concentrations of metals in various size fractions in floodplain-core, streambed-sediment samples, and sediment deposited on...

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• Organization: Department of the Interior
• Updated: 2022-08-29T00:00:00Z

This 1:50,000-scale geologic map represents a compilation of the most recent geologic studies of the upper Arkansas River valley, between Leadville and Salida, Colorado. The valley is structurally...

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• Organization: Department of the Interior
• Updated: 2020-09-29T00:00:00Z

In situ geochemical data were obtained for pyrite crystals and native gold from two distinct vein sets in the Grass Valley gold district, California. Samples of the N-S (north-south-trending)...

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• Organization: Department of the Interior
• Updated: 2022-09-12T00:00:00Z

This U.S. Geological Survey (USGS) data release provides the descriptions of the only U.S. sites-including mining districts, mineral occurrences, and mine features-that have reported production...

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• Organization: Department of the Interior
• Updated: 2020-08-20T00:00:00Z

This data release provides data for the single site in the United States (U.S.) that has public record of germanium (Ge) production. Germanium, which is currently classified as a critical mineral...

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• Organization: Department of the Interior
• Updated: 2020-08-27T00:00:00Z

During 2015-17, the U.S. Geological Survey (USGS), in cooperation with the U.S. Department of Agriculture Forest Service (USDA FS), carried out a study to characterize the hydrology and water...

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