Download coordinates as: Gunpowder is an outback town and locality in the City of Mount Isa, Queensland, Australia.

Leaching and precipitation operations in the 1962 to 1965 and 1978 to 1982 periods yielded an additional 1,369 tonnes of copper.

[14][15] Legal issues were raised in the mid 1990s over the extent and responsibility for rehabilitation liability for the mine site.

The operators of the site who caused the mining disturbances no longer exist as corporate entities.

[1] There are a number of homesteads in the locality:[17] The legacy of a century of mining activity has resulted in residual stockpiles, leach heaps and overburden dumps remaining on the site.

[5] A government interdepartmental working group has been formed to manage the impact of mine flooding in north-west Queensland.

Immediate costs incurred to investigate and address issues have been borne by individual agencies.