256 datasets found for "Acidity"
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Federal
Alaska Geochemical Database Version 4.0 (AGDB4) including best value data compilations for rock, sediment, soil, mineral, and concentrate sample media
Department of the Interior —
The Alaska Geochemical Database Version 4.0 (AGDB4) contains geochemical data compilations in which each geologic material sample has one best value determination for... -
Federal
GIFplots Plots of spectra in GIF images
Department of the Interior —
GIFplots Files containing GIF images of spectral plots: - GIFplots_splib07a.zip contains plots of measured spectra, including * plots showing the full wavelength... -
Federal
Mineralogy, chemistry and isotope composition of silica sinter deposits from the Upper Geyser Basin, Yellowstone National Park: carbon isotope data
Department of the Interior —
Note: No formal accuracy tests were conducted and these data are disseminated to allow discussion related to methods. Sample Analyses: Samples were processed at both... -
Federal
Abandoned Mine Land (AML) Geochemical Data: Silver Island and Crater Island Mining Districts, UT
Department of the Interior —
The United States Geological Survey (USGS) collected a total of 179 samples of surficial sediment from abandoned mine wastepiles, ephemeral channels, nearby outcrops,... -
Federal
Mineral Commodity Summaries 2025 - PHOSPHATE ROCK Data Release
Department of the Interior —
This data release contains the U.S. salient statistics and world production data extracted from the PHOSPHATE ROCK data sheet of the USGS Mineral Commodity Summaries... -
Federal
Digital map of hydrothermal alteration type, key mineral groups, and green vegetation of the northwestern United States derived from automated analysis of ASTER satellite data
Department of the Interior —
Mineral groups identified through automated analysis of remote sensing data acquired by the Advanced Spaceborne Thermal Emission and Reflection Radiometer (ASTER)... -
Federal
Electron microprobe analyses of feldspars and petrographic, geochemical, and geochronologic data from the Hawkeye Granite Gneiss and Lyon Mountain Granite Gneiss in the Adirondacks of New York (ver. 2.0, May 2023)
Department of the Interior —
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... -
Federal
Water chemistry data for samples collected at groundwater sites near the Orcutt Oil Field, September 2017–March 2018, Santa Barbara County, California
Department of the Interior —
In cooperation with the California State Water Resources Control Board Oil and Gas Regional Groundwater Monitoring Program the U.S. Geological Survey collected and... -
Federal
Assessment of Field and Laboratory Methods for the Detection and Analyses of Cyanobacteria and Cyanotoxins in Texas Reservoirs, 2020
Department of the Interior —
In cooperation with the Texas Commission on Environmental Quality (TCEQ), the U.S. Geological Survey (USGS) used various field and laboratory methods to determine the... -
Federal
Falls River near Squirrel, ID (YFAL)
Department of the Interior —
Falls River near Squirrel, Idaho (YFAL) Sample Collection: Samples were collected near the USGS stream gage 13046995 (Latitude 44°03'43", Longitude 111°09'07" NAD83).... -
Federal
Mineral Commodity Summaries 2023 - BORON Data Release
Department of the Interior —
This data release contains the U.S. salient statistics and world production data extracted from the BORON data sheet of the USGS Mineral Commodity Summaries 2023. -
Federal
Mineral Commodity Summaries 2025 - NITROGEN (FIXED)-AMMONIA Data Release
Department of the Interior —
This data release contains the U.S. salient statistics and world production data extracted from the NITROGEN (FIXED)-AMMONIA data sheet of the USGS Mineral Commodity... -
Federal
Reanalysis of Additional Selected Archived NURE-HSSR Sediment Samples from Idaho and Montana
Department of the Interior —
In December of 2018, the U.S. Geological Survey (USGS) signed a Technical Assistance Agreement with a third party to reanalyze 2,324 archived sample splits collected... -
Federal
SUPERSEDED: Data Associated With Algal Toxin Testing of Common Murres (Uria aalge) and Forage Fish in Alaska, 2015–2017
Department of the Interior —
This data set is comprised of two tables with results of algal toxin screening for saxitoxin and domoic acid. We used enzyme-linked immunosorbent assay (ELISA) and... -
Federal
Data for machine learning predictions of pH in the glacial aquifer system, northern USA
Department of the Interior —
A boosted regression tree (BRT) model was developed to predict pH conditions in three-dimensions throughout the glacial aquifer system (GLAC) of the contiguous United... -
Federal
Soil Microbial Data from the Yukon Flats National Wildlife Refuge 2009 to 2012
Department of the Interior —
This dataset includes soil properties and microbial data from lake margin soils throughout the Yukon Flats National Wildlife Refuge. Data include multiple lakes that... -
Federal
HTMLmetadata HTML formatted text files describing samples and spectra, including photos
Department of the Interior —
HTMLmetadata Text files in HTML-format containing metadata about samples and spectra. Also included in the zip file are folders containing information linked to from... -
Federal
Mineral Commodity Summaries 2025 - SULFUR Data Release
Department of the Interior —
This data release contains the U.S. salient statistics and world production data extracted from the SULFUR data sheet of the USGS Mineral Commodity Summaries 2025. -
Federal
Digitized Legacy Maps of Surficial Geology and Morphology of the Central Arctic Coastal Plain, Alaska
Department of the Interior —
This dataset represents a digitized version of the Rawlinson 1993 surficial geologic map of the Flaxman Island and Beechy Point quadrangles, and portions of the Mount... -
Federal
Breeding songbird tissue analysis and metal concentrations in tissues, soil and invertebrates collected near nesting sites within the Southeast Missouri Lead Mining District, 2016-19
Department of the Interior —
This dataset provides results for the following: (1) metals concentrations in soils surrounding breeding song bird nest sites; (2) metals concentrations in...
256 datasets found for "Acidity"