Exactly - high wages due to the high cost of living is already...

Exactly - high wages due to the high cost of living is already killing off various base metal mining in AU. Nickel is just the start - only high grade ore that will offset our other high costs will survive. A good summary is provide here:
https://www.mining.com/web/indonesia-and-china-killed-the-nickel-market/

Indonesia, at least enacted laws to prevent the export of raw ore and this encouraged China (innovation) to invest heavily into their Nickel industry - and what do the clowns here do, nothing just keep doing things like we've done for the last 40 years !!!

Wait till China brings the great "Simandou" (high grade iron ore in Guinea) mine online next year - might reduce the iron ore out of WA by 10 to 15% combined with China slowing down ......