Ann: US$300m Finance Facility and Management changes, page-1241

Don't forget the existing JORC resource only goes down to a depth of about 50 metres. So it will be just an open pit at this stage.
Plus were waiting on the delayed assay results from drilling deeper than 50 metres.

And answer to your question below:

No actual ounce's amount mentioned in the agreement. Because Quantum requested that the exploration lease Bau Bau is able to extract the rock with the gold in it ("mineral concentrate") by 31 December 2023. So not even at the stage of being able to crush the rock, extract the gold and then pour molten gold to make a gold bar.