Mid Atlantic

hydrologic region
Subtopics:
Potomac (2 items)
Susquehanna (1 items)

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Gold veins near Great Falls, Maryland

Mining features digitized from Plate 2 of this report. Includes locations of adits, shafts, prospect pits, and trenches.Gold discovered in this area in 1861 was worked sporadically until 1960.

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Geochemical data generated by projects funded by the USGS Earth Mapping Resources Initiative

Includes all geochemical data generated by each project partnership funded through Earth MRI and will be updated periodically as additional geochemical data from these projects becomes available.

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