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Decreasing Metal Ore Grades
Author(s) -
West James
Publication year - 2011
Publication title -
journal of industrial ecology
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 2.377
H-Index - 102
eISSN - 1530-9290
pISSN - 1088-1980
DOI - 10.1111/j.1530-9290.2011.00334.x
Subject(s) - industrial ecology , mining engineering , environmental science , geology , ecology , sustainability , biology
This massive decrease in copper ore grades was not driven by depletion of higher grade deposits with resulting higher copper prices. It was instead a direct result of innovation that converted massive supplies of previously worthless "waste" rock into valuable ore.No Full Tex