Ann: Potential For Phosphate Mineralisation at Frewena, page-202

So, in the phosphate release, we are told:



So, is it possible that these two new basin structures could be as big - or a similar or higher grade - than Wonarah?

Untested and presumably not identified by early exploration - remember, Wonarah goes back to the mid 60s:

"originally identified in 1967 by the North American industrial minerals and chemicals group, IMC Development Corporation
(IMC). Between 1967 and 1970, IMC conducted regional mapping, geophysical drilling and testing activities and described a resource of 307 Mt at 18.98% P2O5."

Name of Project (nt.gov.au)

Then sat idle till the mid 80s when CRA took a look....then idle again till the early 2000s....