Receipt notice for letter from TNF Supervisor dated March 8, 2018 and concurrence with approach to modify range of alternatives considered in detail in Draft EIS.
Resolution Copper is providing some additional information related to the nature and characteristics of underground hard rock mineral deposits and how the characteristics of the deposits define the mining methods that are used with a particular focus on selective methods such as cut and fill and unselective methods such as block caving as the two methods that have been used by mines in and around the Copper Triangle for the last century.
Email communication as follow-up to submittal to include mitigation requiring water levels be maintained at current levels, and replacement of water lost in fractured Queen Creek bed by pumping water into Queen Creek above Magma Bridge.