Mining company makes copper discovery south of Tucson
Mining company makes copper discovery south of Tucson Follow Us Question of the Day By - Associated Press - Thursday, April 1, 2021 TUCSON, Ariz. (AP) - A Canadian-based mining company said it has found significant copper deposits on the western part of the Santa Rita Mountains, potentially warranting open pit mining near residents south of Tucson. Hudbay Minerals Inc. said Wednesday that drilling at its Copper World deposits found higher copper grades closer to the surface than were found at its adjacent Ros...
Source: washingtontimes.com