256 datasets found
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Federal
Lipid biomarker analyses (alkanes, sterols and fatty acids) of authigenic carbonates collected on the FK190612 research expedition in the north Pacific Ocean in June and July 2019 along the Cascadia Margin.
Department of the Interior —
Carbonate lipid biomarkers (n-alkanes, fatty acids, and fatty alcohols/sterols) were determined in carbonate rocks collected on the FK190612 research expedition in... -
Federal
Measurements of zinc, oxygen, and pH, from sphalerite and ZnS oxidation in seawater
Department of the Interior —
This data release presents the concentration of zinc, oxygen, pH, temperature, and the time point at which measurements were taken for experimental oxidation work... -
Federal
Prospective regions for marine minerals on the Alaska Outer Continental Shelf
Department of the Interior —
This shapefile is of prospective regional outlines of where marine minerals may occur on the Alaska Outer Continental Shelf (OCS). Polygons were hand digitized based... -
Federal
Seawater carbonate chemistry, Kahekili, west Maui
Department of the Interior —
Time-series of seawater carbonate chemistry variables, including salinity, dissolved inorganic nutrients, pH, total alkalinity, and dissolved inorganic carbon from... -
Federal
U-Pb zircon geochronology and whole rock geochemistry data for Auminzatau and Kuldjuktau mountains, Kyzylkum desert, Uzbekistan
Department of the Interior —
These U-Pb zircon geochronology and whole rock geochemistry data were collected as part of a bilateral campaign of the U.S. Geological Survey (USGS) with the... -
Federal
X-ray diffraction data for heat treated samples of hydrothermal minerals from seamounts within the Tuvalu Exclusive Economic Zone
Department of the Interior —
A sample of hydrothermally mineralized foraminifera ooze (D28A) was collected via dredge from a seamount within the Tuvalu Exclusive Economic Zone in the Pacific... -
Federal
Carbon isotopes data for rock samples from Von Damm vent field, Mid-Cayman Rise
Department of the Interior —
This portion of the data release presents stable carbon isotopes of rock samples collected from Von Damm vent field, Mid-Cayman Rise, in the Caribbean Sea. These data... -
Federal
Data used to determine acceptance criteria for the Petroleum Geochemistry Research Laboratory Programmed Pyrolysis Method
Department of the Interior —
The data release contains programmed pyrolysis data generated in the Petroleum Geochemistry Research Laboratory that was used to determine the precision and accuracy... -
Federal
Sorbed-water (H2O-) corrected chemistry for ferromanganese crust samples from the western equatorial Pacific Ocean
Department of the Interior —
Ferromanganese crust samples were collected via dredge during four oceanographic research cruises to the western equatorial Pacific Ocean. The location (latitude,... -
Federal
Mercury in fishes from Clear Lake, California, 2019 and 2020 (ver. 2.0, February 2022)
Department of the Interior —
Comma-separated values (.csv) file containing data related to mercury in fishes collected from Clear Lake, California. -
Federal
Geophysical properties, geochronologic, and geochemical data of sediment cores collected from San Pablo Bay, California, October 17-20, 2016
Department of the Interior —
Geophysical properties (P-wave velocity, gamma ray density, and magnetic susceptibility), geochronologic (radiocarbon, excess Lead-210, and Cesium-137), and... -
Federal
210Pb and 137Cs measurements from core 721-1 obtained in 2002 off San Francisquito Creek in South San Francisco Bay
Department of the Interior —
This data release provides 210Pb and 137Cs measurements in sediments of a core obtained off San Francisquito Creek in South San Francisco Bay. -
Federal
Scanning electron microscopy and inductively coupled plasma mass spectrometry of particles recovered from deployer and control lung digestates
Department of the Interior —
Scanning electron microscope analysis and inductively coupled plasma mass spectroscopy data of dust recovered from deployers and controls. -
Federal
Biogeochemical data of water, sediments, periphyton, and macroinvertebrates collected from springs in and near Grand Canyon National Park, Arizona (ver. 4.0, October 2022)
Department of the Interior —
The U.S. Geological Survey is studying uranium and associated trace element bioaccumulation in aquatic invertebrates across a gradient of dissolved uranium... -
Federal
Polycyclic aromatic hydrocarbons (PAHs) in the San Lorenzo River, Santa Cruz, California, USA, from 2015 to 2016
Department of the Interior —
Polycyclic aromatic hydrocarbons (PAHs) are reported for water samples collected from the San Lorenzo River water during the rainy seasons from 2015 to 2016. Samples... -
Federal
Spectral data for discrete surface water samples from the Sacramento-San Joaquin River Delta
Department of the Interior —
The goal of this study was to develop a suite of inter-related water quality monitoring approaches capable of modeling and estimating the spatial and temporal... -
Federal
Results of elemental analyses of desert tortoise (Gopherus agassizii) burrow spoil and undisturbed surficial soils in California, 2023.
Department of the Interior —
Bighorn sheep (Ovis canadensis) were frequently photographed by wildlife cameras when they visited desert tortoise (Gopherus agassizii) burrows in the eastern San... -
Federal
Laboratory generated leachates of modern and legacy iron and steel slag from the Chicago-Gary area of Illinois and Indiana, USA using USEPA method 1312 Synthetic Precipitation Leaching Procedure
Department of the Interior —
These data represent the major, minor, and trace element compositions of laboratory generated leachates of modern and legacy iron and steel slag from the Chicago-Gary... -
Federal
Radiocarbon age dating of biological material from cores collected off British Columbia, Canada and southeastern Alaska, U.S. along the Queen Charlotte-Fairweather fault zone
Department of the Interior —
Results of radiocarbon age dating of planktic foraminifera, benthic foraminifera, and pelecypod shell fragments collected from piston cores, trigger weight cores, and... -
Federal
Urban elemental and grain size characteristics of sediments collected in the Jones Falls watershed in Baltimore, Maryland for 2021-2022
Department of the Interior —
This metadata record documents a single comma delimited table that contains information on the elemental composition and particle size distribution of sediments...
256 datasets found