success? good?, page-14

..bt,most of the world's major porphyry systems are between 1k and 1.7k deep..given topography and depth at CM,,open pit mining is not viable,and maybe that is what your mates are alluding to.Block cave mining would be the go,according to one of our geo posters.Also,the results are only from one 1.1k hole and are believed to be from an an offshoot of the main system...man,it is only the beginning of a vast resource.It will be a long term project,so hold on to your hats!