Even using Copper at $2.60 US, Gold would still need to be over $3,000 US to become the primary source of revenue.

I say $2,289 US gold gets us on par with copper and I provided my numbers.  You say $3,000 US gold gets us on par with copper.  We're 31% apart. 

It's all moot until Teck Resources plays fair ball and reveals to us the extremely material economic advancement results of their near-7 years of optimizations on the botched FS.