"back then the ore body was only multi millions and 10 to max 15...

"back then the ore body was only multi millions and 10 to max 15 mtpa and now have 3.3bill tons and growing and to produce 20 mtpa and ramp up at low cost to 35 mtpa so that payment should surely be at least 3 times the initial payment" - i wonder if this is something to do with the "over design of the OPR" the guys were on about yesterday.....it would make sence to over design if you were to use the OPR as the main vein for afew arteries to drop in to later on; Jack Hills ain't the only zone out there with Ore