I think you will find that most JORC resource estimation...

I think you will find that most JORC resource estimation processes involve a top cut on grades to prevent the overall estimation process being biased by high grade results.

What one would expect, as there are a number of ore type domains present, is that each domain would be estimated based on its own parameters - such as the oxide, supergene and hypogene.


The JORC system may not be perfect, but it is the best we have, and before you bag the crap out of it, it is important to remember that primary driving force behind JORC is to ensure that all companies create and release information to keep the investor (that is you) informed and able to make a rationale investment decision.

Don't blame JORC