RE:RE:RE:RE:Firefly Reports More Spectacular Assay ResultAs an example of the effect of grades on profitability of the Ming mine, in F2016 they were very profitable at a copper grade of 2.12% and gold at 1.4 grams even at an average copper price of $2.20 per lb.
Rambler in part, lacked the excess WC needed to drill define those higher grade massive sulphides