Climbing and Subsidence
Aerial map from Resolution Copper showing the projected subsidence relative to the Oak Flat area.

The Modern Copper Industry
General information about copper and how it is mined. From the University of Nevada, Reno website.

Mining Methods
General information regarding various mining methods.

Resolution Copper
Link to Resolution Copper website. They have a picture of a climber rappelling on the front page.

Resolution Copper and Block Caving
A PDF file with information on block caving as it applies to the proposed mine near Superior.
A little bit more info here.

A Study of Subsidence Due To Mining by Block Caving, San Manuel Mine, Pinal County, AZ
A PDF presentation of general information on block caving and the San Manuel mine.

Another description of Block Caving
Description of the block caving technique from the mininglife.com website.

ADEQ - Arizona Pollutant Discharge Elimination System Fact Sheet
Information on water discharge from the proposed RCC mine (PDF format).