Found 257 datasets matching "geochemical survey".
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During hydrocarbon production, water is typically co-produced from the geologic formations producing oil and gas. Understanding the composition of these produced waters is important to help...
Search relevance: 87.34 | Views last month: 2 -
This data release contains geochemical data from selected U.S. Geological Survey (USGS) projects from the 1960s-1980s that were previously unpublished as digital data. The objective of those...
Search relevance: 86.90 | Views last month: 0 -
During hydrocarbon production, water is typically co-produced from the geologic formations producing oil and gas. Understanding the composition of these produced waters is important to help...
Search relevance: 83.21 | Views last month: 5 -
This dataset is the assembled analytical results of geochemical, petrographic, and geochronologic data for samples, principally those of unmineralized Tertiary volcanic rocks, from the Tonopah,...
Search relevance: 74.86 | Views last month: 0 -
Geochemical, petrophysical, and depth to the Paleozoic-Precambrian basement interface from drill hole data for Mesoproterozoic igneous rocks and iron ore deposits of the St. Francois Mountains,...
Search relevance: 59.63 | Views last month: 2 -
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 (USGS) in response to a Federal...
Search relevance: 59.48 | Views last month: 0 -
The U.S. Geological Survey (USGS) has undertaken a mineral resources assessment for tungsten for a portion of the Great Basin in parts of western Nevada and east-central California. This data...
Search relevance: 53.68 | Views last month: 0 -
The geochemical data included here were generated as part of a Technical Assistance Agreement between the U.S. Geological Survey (USGS) and Rio Tinto Exploration based in Salt Lake City, Utah....
Search relevance: 50.63 | Views last month: 1 -
Geochemical data include major, minor and trace element results for 42 alkaline silicate igneous rock samples. Samples were collected from natural exposures/outcrops during field work in the...
Search relevance: 49.71 | Views last month: 0 -
Selected archived sample splits collected as part of the National Uranium Resource Evaluation (NURE) Hydrogeochemical and Stream Sediment Reconnaissance (HSSR) program, were reanalyzed by the U.S....
Search relevance: 48.32 | Views last month: 3 -
This dataset includes raw hydrologic data (streamflow data, groundwater level data, precipitation data) and geochemical data (geochemical results, fluorometric monitoring results) collected from...
Search relevance: 44.93 | Views last month: 1 -
The transboundary Mesilla Basin/Conejos-Médanos aquifer system was identified as one of the priority transboundary aquifer systems for additional study by the United States and Mexico U.S.-Mexico...
Search relevance: 43.55 | Views last month: 0 -
The Marine Minerals Geochemical Database was created by NGDC as a part of a project to construct a comprehensive computerized bibliography and geochemical database as a Cooperative effort with the...
Search relevance: 43.25 | Views last month: 2 -
A rich legacy of geochemical data produced since the early 1960s covers the great expanse of Alaska; careful treatment of such data may provide significant and revealing geochemical maps that may...
Search relevance: 43.19 | Views last month: 0 -
A rich legacy of geochemical data produced since the early 1960s covers the great expanse of Alaska; careful treatment of such data may provide significant and revealing geochemical maps that may...
Search relevance: 43.19 | Views last month: 1 -
A rich legacy of geochemical data produced since the early 1960s covers the great expanse of Alaska; careful treatment of such data may provide significant and revealing geochemical maps that may...
Search relevance: 43.19 | Views last month: 0 -
This dataset (located by latitude and longitude) is a subset of the geochemical dataset found in Chap. D, Appendix 8, Disc 1, and used in this study of the Upper Freeport coal bed. That dataset is...
Search relevance: 42.56 | Views last month: 0 -
The Geochemical and geologic database for Mesoproterozoic igneous rocks and iron oxide-apatite-rare earth element (IOA-REE) and iron oxide-copper-cobalt-gold (IOCG) deposits of Southeast Missouri,...
Search relevance: 42.54 | Views last month: 0 -
This dataset (located by latitude and longitude) is a subset of the geochemical dataset found in Chap. C, Appendix 8, Disc 1, and used in this study of the Pittsburgh coal bed. That dataset is a...
Search relevance: 42.27 | Views last month: 0 -
This dataset (located by latitude and longitude) is a subset of the geochemical dataset found in Chap. E, Appendix 2, Disc 1, and used in this study of the Lower Kittanning coal bed. That dataset...
Search relevance: 42.06 | Views last month: 0
