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Federal
Geochemical Data for Illinois Basin Coal Samples, 2015–2018 (ver.1.1, March 2021) recent views
Department of the Interior —
Researchers at the U.S. Geological Survey (USGS) and their collaborators conducted a study of the geochemical properties of coals currently produced for electric... -
Federal
Direct Trace Element Determination in Oil and Gas Produced Waters with Inductively Coupled Plasma – Optical Emission Spectrometry (ICP-OES): Advantages of High Salinity Tolerance (2019) recent views
Department of the Interior —
Waters co-produced during petroleum extraction are the largest waste stream from oil and gas development. Reuse or disposal of these waters is difficult due both to... -
Federal
Chemical and isotopic composition of gas, water, and solids from the 2019-2020 water lake in Halema’uma’u Crater, Kīlauea Volcano, Hawaii: Chemical composition of solids filtered from water samples recent views
Department of the Interior —
Samples of the crater lake water were filtered in the field with a 0.45 micron filter. Subsequently, additional precipitates formed in the solute-rich samples... -
Federal
Oil samples and geochemical analyses of Afghanistan and adjacent areas (oilafg.shp) recent views
Department of the Interior —
This shapefile contains points that describe the location of oil samples collected in Afghanistan and adjacent areas, and the results of organic geochemical analysis. -
Federal
Method development for determination of trace amounts of silicon in hydrofluoric acid digests of biological samples and lung biopsy tissues by ICP-MS recent views
Department of the Interior —
A method was described for determination of trace levels of silicon by inductively coupled plasma mass spectrometry (ICP-MS) from hydrofluoric (HF) digests of...