The state's coal mining sector appreciated Stewart's willingness to listen to QRC's concerns.
The battery and charger were significantly damaged from the heat and fire.
While attempting to free a stuck electrical cord, the worker lost control of the grinder.
Blackall has a combined JORC total coal resource estimate of 3.44 billion tonnes of thermal coal.
Forecast production will rise to more than 1.2 million tonnes each year from July 2022.
Roundtable discussions examined skills and training opportunities.
There are more than 1300 resources jobs on offer in Queensland, with 70% paying upwards of $100,000....
The mine had experienced roof falls after it had stopped mining coal.
Queensland has pushed renewable energy as the future of the state's power system.
Queensland resources minister Scott Stewart said the causes would be thoroughly investigated.
The survey mapped geology to a depth of 300m beneath the Earth's surface.
The safety reset is to include all resources industries for the first time.