Officials said Victoria must increase holding ponds and boost its treatment of cyanide-contaminated water from the landslide.
KSM is the world’s largest undeveloped gold project.
The company did not name the investors, only saying they were "leading foreign British and Chinese companies in the global lithium market".
While the possibility of a capital gains hike by Labour adds to the coins’ appeal, it’s one of many potential drivers for the Mint’s increased sales.
