As per the AGM presentation they are conducting more drill...

As per the AGM presentation they are conducting more drill testing at Mt Gunson, scoping study due for completion 1st half 2018. Thouhg a lot of work and drill testing including JORC reports have already been done on site by Torrens mining, from which GBG has farm in agreement yo earn up to 75% interest in specific tenements. Mt Gunson is a few hours down the road from Olympic Dam.

If you want to do some reading check out Torrens mining,

http://torrensmining.com.au/mt-gunson-project

Cheers