Valentina

The claim states that the miner broke certain regulations when it installed an exploration platform just 15 metres away from the La Fea creek.

They have developed an energy-efficient, cost-effective process to recover critical materials

Despite the expectation, the miner believes output will be on the low end of guidance and the high-end of projected costs.

The material could form the basis of artificial enzymes, medical diagnostic tests and in water purification systems.

Following a request to review the project, the Ministry of Mines temporarily suspended the licence.

Ore for September closed around 7.3% lower at $95.63 a tonne in Singapore. Benchmark spot material dropped to $99.50 a tonne on Monday.

The Productivity Commission will look at best-practice examples of regulation that will remove unnecessary costs for mining companies.