The companies said they will leverage their complementary expertise to advance efficient extraction, processing, and distribution of critical minerals within the US.
Miner has pledged to pay nearly A$2 million ($1.4 million) in outstanding royalties to an Aboriginal partner, around a year after they were initially due.
It has received temporary relief in the arbitration proceedings against Rio Tinto, which prevents the mining giant from restricting Turquoise's funding talks.