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Federal
USGS Spectral Library Version 7 Data
Department of the Interior —
This data release provides the U.S. Geological Survey (USGS) Spectral Library Version 7 and all related documents. The library contains spectra measured with... -
Federal
IUPAC/NIST Solubility Database - SRD 106
National Institute of Standards and Technology —
The IUPAC Solubility Data Series Volumes 1-103 (1979 to 2014) are made available online. Volumes 1-19 and 39-65 are available as scanned and OCR'd single PDF files.... -
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
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
Marine mineral geochemical data - Part One: Pacific Ocean USGS-affiliated historical data
Department of the Interior —
This data release compiles element composition data for more than 600 deep-ocean mineral samples from more than 25 research cruises in the Pacific Ocean since 1979... -
Federal
NIST/EPA/NIH Mass Spectral Library with Search Program - SRD 1a
National Institute of Standards and Technology —
This database is the product of a multi-year, comprehensive evaluation and expansion of the world's most widely used mass spectral reference library. -
Federal
SPECPRsplib07 SPECPR files containing spectra and associated descriptions of samples and spectra (including linked photos)
Department of the Interior —
SPECPRsplib07 This compressed archive includes: 1) Files, in SPECPR format, containing spectral data and associated metadata descriptions: - measured spectra... -
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
Geochemical reanalysis of rock and sediment samples from the Middle Fork and South Fork of the Salmon River collected in the mid-1960s through the early 1970s as part of the Idaho Primitive Area studies
Department of the Interior —
This data release is a geochemical data set from the reanalysis of 23 rock and 85 sediment samples collected between 1966 and 1970 by the U.S. Geological Survey... -
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
Self-Healing and Re-Adhering Polymer-Cements with Improved Toughness
Department of Energy —
Polymer-cement experiments were conducted in order to assess the chemical and thermal properties of various polymer-cement composites. This file set includes the... -
Federal
Coral growth parameters, Kahekili, west Maui
Department of the Interior —
Surface runoff and submarine groundwater discharge in particular are known vectors to the coastal ocean of elevated nutrients and contaminants leading to... -
Federal
Tungsten skarn mineral resource assessment of the Great Basin region of western Nevada and eastern California - Geodatabase
Department of the Interior —
A mineral resource assessment for tungsten, a critical mineral commodity (see the critical mineral list published by Fortier and others, 2018) for the United States,... -
Federal
Water and sediment data used to evaluate selenium hazards in the Salton Sea ecosystem
Department of the Interior —
Due to declining water levels and increasing salinity in the Salton Sea which may increase the hazards to wildlife, the U.S. Geological Survey and U.S. Bureau of... -
Federal
Chemistry data from leachates of hydraulic fracturing proppants collected from southeastern New Mexico, 2018-2019
Department of the Interior —
Proppants used during hydraulic fracturing of oil and gas wells are manufactured to maximize petroleum yield by controlling the size, shape, density, and strength of... -
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
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
Data Release of Geochemical, Geochronologic, and Isotopic Data for Precambrian to Cenozoic Rocks from Colorado, New Mexico, Utah, and Wyoming
Department of the Interior —
This U.S. Geological Survey (USGS) data release includes whole rock geochemical and isotopic data, and uranium-lead isotopic data collected by both Laser Ablation... -
Federal
Geochemical, petrophysical, and drill hole database for Mesoproterozoic igneous rocks and iron ore deposits of the St. Francois Mountains, southeast Missouri
Department of the Interior —
Geochemical, petrophysical, and depth to the Paleozoic-Precambrian basement interface from drill hole data for Mesoproterozoic igneous rocks and iron ore deposits of... -
Federal
In situ geochemical data related to the gold-quartz veins of Grass Valley, California, 2014-2015
Department of the Interior —
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...