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  1. Map of Gold Deposits in the U.S.A. This map shows estimated gold deposits in the U.S.A. Gold-type deposits have different colors. The age of these deposits is represented by different polygon stroke colors. For details, hover over the map.

  2. The U.S. Geological Survey (USGS) Mineral Resources Data System catalogs information about mineral resources around the United States and the world. Using the map tool, users can zoom in to obtain reports and data on past and present mines, mine prospects, and processing plants.

  3. 10 lis 2022 · In response to the growing demand for information on the global mineral-resource base, the U.S. Geological Survey (USGS) completed assessments for undiscovered resources of porphyry and sediment-hosted copper, platinum-group elements, and potash.

  4. 7 wrz 2023 · Symbols indicating mining-related features digitized from historical USGS topographic maps in the western part of the conterminous US. Includes prospect pits, mine shafts and adits, quarries, open-pit mines, tailings piles and ponds, gravel and borrow pits, and other features. Get geospatial data.

  5. 16 wrz 2019 · Gold deposits – where they can be found and why. There are at least six major applied fields of geoscience: oil, minerals, groundwater, unexploded ordnance, engineering geology, and environmental geology. There are others of course, but these are the main ones with corporate or government funding (as opposed to academic research, like ...

  6. For more information about the gold origin and geology, go to gold deposits in the U.S.A. Most of the gold reserves we have access to, are in the Earth's crust. But where is the rest of it? Gold in the Ocean. It is estimated that the oceans are the most significant single reservoir of gold on Earth's surface.

  7. Maps. The Program publishes numerous mineral-related maps, including maps for mineral resource assessments, geologic map data, soil geochemical maps and hyperspectral surface materials maps. In addition to technical maps, Story Maps are used to engage the public in the interesting science that is being conducted in the Program.

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