188 datasets found
-
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
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
National Geochemical Database on Ore Deposits: New data featuring fusion digestion analytical methods
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 analysis of authigenic carbonates and chemosynthetic mussels at Atlantic Margin seeps (ver. 2.0, March 2019)
Department of the Interior —
Isotopic analyses of authigenic carbonates and methanotrophic deep-sea mussels, Bathymodiolus sp., was performed on samples collected from seep fields in the... -
Federal
Cottonwood Lake Study Area - Water Chemistry - Wetlands
Department of the Interior —
This dataset contains water chemistry measurements for all wetlands in the Cottonwood Lake Study Area, Stutsman County, North Dakota. -
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
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
Global ferromanganese crust and abyssal ferromanganese nodule prospective occurrence regions
Department of the Interior —
This data release is a polygon shapefile representing prospective occurrence regions of ferromanganese crusts and abyssal ferromanganese nodules on the seafloor... -
Federal
Liquid Chromatography Triple Quadrupole Mass Spectrometry (LC/MS/MS) analysis of cyanotoxins and algal toxins in estuary samples collected from California, USA, in 2016-17
Department of the Interior —
Cyanobacteria known to produce cyanotoxins have been reported worldwide. As monitoring efforts have improved, they have been detected in not only freshwater, but also... -
Federal
Alaska Geochemical Database Version 3.0 (AGDB3) including best value data compilations for rock, sediment, soil, mineral, and concentrate sample media
Department of the Interior —
The Alaska Geochemical Database Version 3.0 (AGDB3) contains new geochemical data compilations in which each geologic material sample has one best value determination... -
Federal
ASCIIdata Spectra in ASCII text files, including separate files with wavelength and bandpass (FWHM) values
Department of the Interior —
ASCIIdata Files containing spectral data in ASCII text format: - measured spectra (ASCIIdata_splib07a.zip), including wavelength positions and bandpass (Full-Width at... -
Federal
Water column sample data from predefined locations of the West Florida Shelf: USGS Cruise 11BHM01
Department of the Interior —
The United States Geological Survey (USGS) is conducting a study on the effects of climate change on ocean acidification within the Gulf of Mexico; dealing... -
Federal
St. Petersburg Coastal and Marine Science Center's Geologic Core and Sample Database Metadata
Department of the Interior —
This database contains a comprehensive inventory of geologic (coral, coral reef, limestone, and sediment) cores and samples collected, analyzed, published, and/or... -
Federal
Scanning XRF elemental bromine (Br) and chlorine (Cl) data from a temperate fjord in Southeast Alaska for the last 2,000 years
Department of the Interior —
Marine sediment core EW0408-33JC (57.162°N, 135.357°W, 146 m water depth) was recovered from Katlian Bay, a temperate fjord near Sitka, Alaska, in August 2004.... -
Federal
Dissolved organic carbon concentration and dissolved organic matter characteristics in surface water samples from the U.S. Geological Survey National Water Quality Network rivers, 2008 to 2018
Department of the Interior —
The sampling of 41 hydrologically diverse rivers that are monitored through the National Water Quality Network (NWQN) by the U.S. Geological Survey (USGS) took place... -
Federal
Sediment and Radiochemical Characteristics from Shore-Perpendicular Estuarine and Marsh Transects in the Grand Bay National Estuarine Research Reserve, Mississippi
Department of the Interior —
To examine sediment transport and provenance between a marsh and estuary, surface sediments were collected along two transects in the Grand Bay National Estuarine... -
Federal
Phosphate removal capacity and major, minor, and trace element chemistry for batch-experiment leachates using modern and legacy iron and steel slag samples from the Chicago-Gary area of Illinois and Indiana, USA
Department of the Interior —
These data represent the phosphate removal capacity of modern and legacy iron and steel slag from the Chicago-Gary area of Illinois and Indiana, USA, based on batch... -
Federal
Water column sample data from predefined locations of the West Florida Shelf: USGS Cruise 11BHM03
Department of the Interior —
The United States Geological Survey (USGS) is conducting a study on the effects of climate change on ocean acidification within the Gulf of Mexico; dealing... -
Federal
2015 National Coastal Conditions Assessment: Algal Toxins and Cyanotoxins in United States Estuary Samples Detected by Liquid Chromatography Triple Quadrupole Mass Spectrometry (LC/MS/MS)
Department of the Interior —
The U.S. Environmental Protection Agency (EPA) National Coastal Condition Assessment (NCCA) is a nationwide survey of coastal and estuarine water quality. During the... -
Federal
Geochemical Analyses of Water, Mine Tailings, Fluvial Suspended Sediments, Fluvial Bed Sediments, and Fluvial Flood Deposit Sediments from the Big River and Meramec River Drainage Basins, Missouri
Department of the Interior —
Geochemical data for aqueous, mine tailings, and sediment samples collected from the Big River and Meramec River drainage basins in southeastern Missouri are...
188 datasets found