These are the same calculations used by John Doody to evaluate what makes it into his top 10. He uses industry average values.
As for the Tyhee numbers I put into the model, these are all numbers I pulled out of the Pre-feas. The total diluted shares might be higher but you get an idea as to the ballpark range we can expect when we go into construction and eventual production of the mine.
The 1.5MM ounce figure is the middle value between the worst case scenario 850k oz and the current best case of 2.2MM.