14.4 x 17.5 x 12.7 cm. (5.7 x 6.9 x 5 in.) ...

Trilogy Metals has released a preliminary economic assessment (PEA) for its Bornite copper project in the Ambler Mining District of Northwestern Alaska, USA to produce an average of about 50 ...

the Bornite PEA study shows it is possible, with existing known resources, to continue mine activity at the UKMP beyond 30 years." ...

with existing known resources, to continue mine activity at the UKMP beyond 30 years." The salient details of the Bornite PEA are displayed in the tables below.

Yet many of these descriptions deal only with the identification of this property. When lapidary aspects are discussed, the focus is on orientation, generally omitting mention of exactly how ...

There is no certainty that the PEA will be realized. The Bornite PEA describes the technical and economic viability of establishing an underground mining operation for a 6,000 tonne-per-day ...

Production stope cut-off of 1.6% Cu and development cut-off of 0.7% Cu. The Bornite PEA forecasts total payable production to be 1.9 billion pounds of copper over a 17-year mine life. More importantly ...