Yes
I model 70m at 0.25
1.2% cu head grade
90% recovery
85% ag recovery
10% mining dilution
Total costs $1.90/lb I have these broken up my mining milling royalty t and c if u want
Additional $70m for zeta ug and coal power
Additional $80m to expand plans to 5mtpa and 50ktpa cu
Hope that helps I guess if more people would do the basics there would be less name calling