geoscience.data.qld.gov.au › data › reportEPM 1023, SELLHEIMPROJECT, REPORT ON FIELD OPERATIONS JUNE TO...
A bit of a read, Sellheim first started mining over 50 years ago, and has been pretty much been mined out.
Further reading states there is 2mtrs 8.8 gpt au and 11mtrs @ 0.66 gpt au at around 500mtrs depth. Thats from a Hancock report i read. Gltah