Qantas have release more details of their alliance based benefits pending final approval:
About Qantas - Media Room - Media Releases - Qantas and Emirates unveil frequent flyer benefits
Fact sheet:
Qantas and Emirates – Schedule of Benefits
Access to both Qantas and Emirates Business lounges for Gold members of either program in Australia, Europe, Asia, the Middle East and North Africa.
Access to both Qantas and Emirates First lounges for Platinum members of either program where they exist in Australia, Europe, Asia, the Middle East and North Africa.
Lounge Access being conditional on location, not destination, otherwise EK members flying to SYD then NZ would miss out in Sydney as an example.