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Federal
USGS National Geologic Map Database Collection NGDA
Department of the Interior —
The National Geologic Map Database (NGMDB) is a Congressionally mandated national archive of geoscience maps, reports, and stratigraphic information. The Geologic... -
Federal
National Geochemical Database on Ore Deposits: Legacy data
Department of the Interior —
There is a growing demand for commodities (elements, compounds, minerals) used in today's advanced technologies. Critical minerals are usually found in ore deposits... -
Federal
Geochemical data generated by projects funded by the USGS Earth Mapping Resources Initiative (ver. 12.0, December 2025)
Department of the Interior —
The geochemical data included here were generated as part of the Earth Mapping Resources Initiative (Earth MRI), which was developed by the U.S. Geological Survey... -
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
Reanalysis of Selected Archived NURE-HSSR Sediment and Soil Samples from Arizona, California, Idaho, Montana, Nevada, New Mexico, and Utah
Department of the Interior —
The geochemical data included here were generated as part of a Technical Assistance Agreement between the U.S. Geological Survey (USGS) and Rio Tinto Exploration... -
Federal
Sediment Database and Geochemical Assessment of Lake Pontchartrain Basin
Department of the Interior —
Detailed chemical, station (source and documentation, sample locations), and texture data are provided for bottom sediments of Lake Pontchartrain, Louisiana. The... -
Federal
Geologic Database of Information on Volcanoes in Alaska (GeoDIVA)
Department of the Interior —
Geologic Database of Information on Volcanoes in Alaska (GeoDIVA), Digital Data Series 20, is the enterprize database that serves as the back-end to AVO's public and... -
Federal
Global Geochemical Database for Critical Minerals in Archived Mine Samples
Department of the Interior —
The Critical Minerals in Archived Mine Samples Database (CMDB) contains chemistry and geologic information for historic ore and ore-related rock samples from mineral... -
Federal
Geochemical data including mercury for subsamples of deep cores from the Cache Creek Settling Basin, Yolo County, California
Department of the Interior —
Sediment cores were collected in the Cache Creek Settling Basin (CCSB), Yolo County, California, during October 2011 at 10 locations (borehole sites) and during... -
Federal
Major- and Trace-Element Chemical Analyses of Rocks from the Northern Harrat Rahat Volcanic Field and Surrounding Area, Kingdom of Saudi Arabia
Department of the Interior —
This dataset includes X-ray fluorescence (XRF) major-oxide and trace-elements analysis and inductively coupled plasma-mass spectrometry (ICP-MS) trace-element... -
Federal
U.S. Geological Survey National Produced Waters Geochemical Database (ver. 3.0, December 2023)
Department of the Interior —
During hydrocarbon production, water is typically co-produced from the geologic formations producing oil and gas. Understanding the composition of these produced... -
Federal
Chemical characterization of water and suspended sediment of the Snake River and Hells Canyon Complex (Idaho, Oregon) (ver. 3.0, November 2023)
Department of the Interior —
This dataset includes laboratory analyses of surface water samples and sediment trap material collected from (1) locations upstream, downstream, and within the Hells... -
Federal
Data for generating statistical maps of soil lithium concentrations in the conterminous United States
Department of the Interior —
The product data are six statistics that were estimated for the chemical concentration of lithium in the soil C horizon of the conterminous United States. The... -
Federal
Sediment core pore fluid chemistry measurements collected along the Cascadia margin for the FK190612 expedition in June 2019.
Department of the Interior —
Geochemical analysis of sediment core pore fluids collected from seep fields on the FK190612 research expedition in the north Pacific Ocean along the Cascadia margin... -
Federal
Geochemical analyses of rock samples collected from mineral deposits and intrusions of the Bokan Mountain peralkaline granitic complex, Prince of Wales Island, southeastern Alaska
Department of the Interior —
This data set compiles the major and trace element chemistry of rock samples collected by the U.S. Geological Survey (USGS) at Bokan Mountain, located in the southern... -
Federal
Mercury concentration data for soil, surface water and rice grain from six commercial rice growing fields in the Sacramento Valley of California (USA)
Department of the Interior —
Mercury (Hg) is a well-known toxic element and environmental contaminant. The central valley of California has long been identified as a hotspot for Hg contamination... -
Federal
Produced water chemistry data collected from the Orcutt Oil Field, 2018, Santa Barbara County, California
Department of the Interior —
The U.S. Geological Survey (USGS) in cooperation with the California State Water Resources Control Board collected produced water and casing gas samples from oil... -
Federal
Radiocarbon age dating of biological material from cores collected off central California in 1999, 2006, and 2019
Department of the Interior —
Results of radiocarbon age dating of planktic and benthic foraminifera collected from cores obtained in 1999, 2006, and 2019 offshore central California in the... -
Federal
Scanning electron microscopy and energy dispersive spectroscopy analysis of particles recovered from rat lung digestates
Department of the Interior —
Scanning electron microscope analysis of dust in rat lung tissues. -
Federal
Acidification and Increasing CO2 Flux Associated with Five, Springs Coast, Florida Springs (1991-2014)
Department of the Interior —
Scientists from the South West Florida Management District (SWFWMD) acquired and analyzed over 20 years of seasonally-sampled hydrochemical data from five first-...