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Mined Out Areas, Per Other Sources
Coal mining has occurred in Pennsylvania for over a century. The maps to these coal mines are stored at many various public and private locations (if they still exist at all)... -
Prospect- and Mine-Related Features from U.S. Geological Survey 7.5- and 15-M...
These data are part of a larger USGS project to develop an updated geospatial database of mines, mineral deposits and mineral regions in the United States. Mine and prospect-... -
Prospect- and Mine-Related Features from U.S. Geological Survey 7.5- and 15-M...
Version 7.0 of these data are part of a larger U.S. Geological Survey (USGS) project to develop an updated geospatial database of mines, mineral deposits, and mineral regions in... -
Mined Out Areas, Per Other Sources
Coal mining has occurred in Pennsylvania for over a century. The maps to these coal mines are stored at many various public and private locations (if they still exist at all)... -
Prospect- and Mine-Related Features from U.S. Geological Survey 7.5- and 15-M...
Version 7.0 of these data are part of a larger U.S. Geological Survey (USGS) project to develop an updated geospatial database of mines, mineral deposits, and mineral regions in... -
Prospect- and Mine-Related Features from U.S. Geological Survey 7.5- and 15-M...
These data are part of a larger USGS project to develop an updated geospatial database of mines, mineral deposits and mineral regions in the United States. Mine and prospect-...
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