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Bell Creek Test Site - Preinjection Geochemical Report
Specific efforts summarized in this report include the following: • Analysis of rock samples within the CO2 injection zone (Muddy Formation) as well as on the sealing formations... -
USGS Mineral Resources: Geochemical and mineralogical data for soils of the c...
From the site: "Systematic geochemical and mineralogical survey of soil horizons analyzed using a consistent set of methods, sample spacing 1 per 1,600 sq km." -
SECARB Petrographic Data and Photos
Thin sections, sedimentary graphic logs, and XRD results from CFU31-F2 and CFU31-F3 wells. Data collected as part of geologic characterization phase of SECARB project at the... -
Sample Library of Natural and Artificial Basalts
This report provides information on the mineralogy and microstructure of the basalts that have been acquired and synthesized for use in geological carbon sequestration research. -
USGS Mineral Resources On-line Spatial Data
Interactive maps and downloadable data for regional and global Geology, Geochemistry, Geophysics, and Mineral Resources. --USGS Users may browse by topics such as geologic... -
USGS Mineral Resources: Asbestos mines, prospects, and occurrences in the US
From the site: "Location, type, mineralogy, name, and status for 900 occurrences of asbestiform minerals and fibrous amphiboles." -
Soil Biogeochemical Data from a Marine Terrace Soil Climo-Chronosequence Comp...
The storage and persistence of soil organic matter (SOM) is of critical importance to soil health, and to the terrestrial carbon cycle with implications for long-term climate... -
Mineralogical analyses of drill core samples from the Canyon uranium-copper d...
This data release compiles the X-ray diffraction and electron microscopy analyses of drill core samples collected by the U.S. Geological Survey that were selected to typify the... -
Major-oxide and trace-element geochemical data from rocks collected in 2019 f...
During the 2019 field season, geologists from the Alaska Division of Geological & Geophysical Surveys (DGGS) conducted 1:100,000-scale geologic mapping and sampling of a... -
Ore Deposits Mined for Critical Elements
Summary of deposit types containing critical elements, including, cobalt, gallium, germanium, indium, niobium, PGE, REE, rhenium, selenium, and tellurium. Includes information... -
Global Geochemical Database for Critical Minerals in Archived Mine Samples
The Critical Minerals in Archived Mine Samples Database (CMDB) contains chemistry and geologic information for historic ore and ore-related rock samples from mineral deposits in... -
Field station locations and magnetic susceptibility data collected in 2020 an...
DGGS Raw Data File 2022-3, Field station locations and magnetic susceptibility data collected in 2020 and 2021 for the Western Tanacross project, Tanacross and Eagle... -
Spectra Used in Figures
This dataset contains reflectance and transmission spectra of unexpanded and expanded vermiculite ore, and handpicked flakes of phlogopite, hydrobiotite, and vermiculite. These... -
Expanded Vermiculite Sample Descriptions
This folder contains descriptions and analytical data (i.e., electron microprobe, X-ray diffraction, spectral reflectance, and scanning electron microprobe analyses) for... -
Oxide and Cation Compositions of Pyroxene Grains from Drill Core of the Dulut...
The table contains oxide and cation compositions of pyroxene grains from drill core in the Duluth Complex. The oxides were determined by electron probe microanalysis (EPMA) and... -
Petroleum geology data from hydrous and anhydrous pyrolysis residues for coal...
This data release contains programmed pyrolysis, organic petrographic (reflectance), and semiquantitative X-ray diffraction mineralogy data for subsurface coal and shale samples... -
Geochemistry and Environmental Tracer Data for Groundwater, Stream Water, and...
This data release is part of a study examining the use of near-stream groundwater discharge as a tool for Geochemical Exploration. Handcart Gulch is an unmined alpine watershed... -
West Flank Coso FORGE: 52B-7 Image and Mud Log
FMI image log and mud log of well 52B-7 -
Electron microprobe data for monazite and xenotime used in consideration of g...
The genetic origin of many gold deposits, including Pogo in Alaska, remains controversial with questions as to whether they formed due to magmatic-hydrothermal or metamorphic-... -
Spectroscopy of Expanded Vermiculite Products and Insulation
This dataset contains descriptions and analytical data (i.e., electron microprobe, X-ray diffraction, spectral reflectance, and scanning electron microprobe analyses) for...
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