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Found 737 dataset(s) matching "geochemical".
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This set of data files contains analyses of samples representing Triassic units (Shublik and Ivishak Formations and Karen Creek Sandstone) in Alaska. The samples were collected from 20 outcrop...
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Re-vegetation of land impacted by mining can be difficult due to physical and geochemical characteristics of mining wastes that restrict plant growth. We characterized the following mining wastes...
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In 2023, the U.S. Geological Survey, in cooperation with Riverside Energy Michigan, LLC, conducted an injection experiment to monitor the natural rate of biogenic methane generation in the...
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Geochemical data were generated from multiple thermally immature drill cores of the Eagle Ford Group across Texas. This data set accompanies a journal article that shows the relationship between...
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Geophysical properties (P-wave velocity, gamma ray density, and magnetic susceptibility), geochronologic (radiocarbon, excess Lead-210, and Cesium-137), and geochemical data (organic carbon...
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This data release includes new major and trace element geochemical data acquired by the U.S. Geological Survey (USGS) for igneous rocks in the Cripple Creek district in Colorado. Cripple Creek is...
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soil element total concentration, soil pH and arsenic bioaccessibility values. This dataset is not publicly accessible because: EPA cannot release personally identifiable information regarding...
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This data release presents geochemical and mineralogical data for mine waste at Sulphur Bank Mercury Mine (SBMM). This work is performed in cooperation with the US Environmental Protection Agency...
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This portion of the data release contains X-ray fluorescence (XRF) data from push cores and gravity cores collected from the Escanaba Trough vent field, Gorda Ridge, in the northeast Pacific...
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This web application dataset includes data collected by the U.S. Geological Survey (USGS) as well as environmental climatic, geochemical, and mineralogical variables from various sources. NOTE:...
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This metadata record presents geochemical analytical data determined during laboratory experiments and a field pilot test collected during 2008-2010 to evaluate degradation of the cyclic nitramine...
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Iron oxide-apatite (IOA) deposits of the Adirondack Mountains of New York locally contain elevated REE concentrations (e.g. Taylor and others, 2019). Critical to evaluating resource potential is...
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The magmatic, tectonic, and topographic evolution of what is now the northern Great Basin remains controversial, notably the temporal and spatial relation between magmatism and extensional...
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These data are the geochemical (from X-ray fluorescence spectrometry), grain size, lithological (loss on ignition), diatom assemblages (taxa counts), bathymetric, and radioactive isotopes (210-Pb,...
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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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These analyses provide the basic geochemical composition of urban stormwater runoff from rainwater/stormwater that does or has the potential to infiltrate groundwater from Green Infrastructure...
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The layered mafic and ultramafic Stillwater Complex in southwest Montana is known for its platinum-group element (PGE) production from reef-style mineralization (J-M Reef) in the Lower Banded...
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PHREEQC files included in this ScienceBase product were used to interpret changes in water quality within the Horn Creek watershed of Grand Canyon for the associated publication. PHREEQC is a...
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This U.S. Geological Survey (USGS) data release contains data from stream water, groundwater/springs, and sediment samples collected from legacy mine land (LML) sites in central Colorado. The...
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This raster depicts the percentage of lithological nitrogen (N) content in surface or near surface geology. We derived these rasters by calculating the average percent N content for each map unit...
