Copper mining in the United States (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "Copper mining in the United States" in English language version.

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archive.org

arizonageology.blogspot.com

azcu.org

confex.com

gsa.confex.com

constellationcopper.com

dartmouth.edu

eastgranby.com

flambeaumine.com

geology.com

gmexico.com

handle.net

hdl.handle.net

hcn.org

maine.gov

q4cdn.com

s22.q4cdn.com

  • [3], Freeport McMoRan, published 2 April 2017, accessed 18 July 2018.

riotinto.com

tshaonline.org

unr.edu

  • "Copper Mining in the United States". Archived from the original on 2009-02-08.

usgs.gov

minerals.usgs.gov

  • Mineral Commodity Summary - U.S. Geological Survey - January 2018
  • Molybdenum US Geological Survey, Minerals Yearbook 2013.
  • Gold US Geological Survey, Commodity Updates, 2015
  • US Geological Survey, Sulfur, Minerals Yearbook, 2012.

mrdata.usgs.gov

utah.gov

historytogo.utah.gov

vermonthistory.org

virginia.gov

dmme.virginia.gov

web.archive.org

wi.gov

dnr.wi.gov