GEOMECHANICS / GROUND CONTROL

Vale Minas Gerais dam loses stability rating

Vale says it has implemented an emergency protocol as a preventative measure for the Taquaras dam at its Mar Azul iron ore mine, east of Brumadinho in Brazil’s Minas Gerais state.

Ngaire McDiarmid
 Brazil-based miner Vale did not change recently-revised 2020 iron ore production guidance

Brazil-based miner Vale did not change recently-revised 2020 iron ore production guidance

The company said last week the dam had been issued a stability condition statement (DCE) on March 31, however, after an "anomaly" was identified during a routine inspection of the dam's upstream slope,...

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