Old BNN video Jan 12/2012Quartermain at around 3:25 minute mark says that they could build 1500 ton/day operation for $280 million capital costs. I'm guessing that the costs won't have inflated much if at all.
https://www.bnn.ca/News/2012/1/12/Pretium-able-to-finance-BC-project-on-its-own-CEO.aspx
I'm new to this stock so it was a surprise to hear the share price was around $6 back then too.