2007 Sustainable Development Report
Environmental Stewardship | Chapter Contents
Tailings Management
It was our goal during 2007 to continue to study old mining
sites and open pits near Superior to identify the best location
for the mill operations and tailings management. We had
hoped to reduce the number of sites under study and home
in on the best alternative. We have been unable to achieve
this goal, because we were unable to gain access to lands
where potential sites exist. However, we made significant
progress in our research of potential tailings alternatives
and design considerations. While we completed technical
evaluations of both greenfield and brownfield alternatives,
we now focus on brownfield sites (i.e., sites already impacted
by previous mining operations) primarily in Pinto Valley
and the Miami/Globe area of Arizona. Once our mining
operations have filled the old mine pits with new tailings,
we can rehabilitate and re-green historically impacted lands.
View the pdf version here.

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