Hi,
May be of interest :
2017 Mineral Commodity Summaries:
US Mines Produced an Estimated $74.6 Billion in Minerals during 2016
Mineral Resources On-Line Spatial Data:
https://mrdata.usgs.gov/
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For those of you that are military librarians, the USGS Military Geology bibliography is listed in:
Reports and Maps of the Military Geology Unit
1942-1975
To find the USGS Library holdings use the search term "Military Geology" to obtain the Branch and Unit publications :
Other historical information that may be of interest:
Geological Society, London, Special Publication 362, Military Aspects of Hydrogeology: