Iron ore miner Vale said external auditors have refused to renew stability certificates for its 13 dams and four dikes in Brazil following another tailings dam collapse at its Brumadinho mine in Minas Gerais in January this year.
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Australian company launches satellite tech for tailings monitoring
Tech start-up Otus has developed a system that can monitor potential safety issues at mine site tailings dams.
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Vale disaster prompts response from leading miners
The tailings dam collapse last month at Vale’s Córrego de Feijão iron ore mine in Brazil that killed an estimated 300 people has caused a ripple effect across the global mining industry, prompting response from various Tier 1 mining companies.
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