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Seismic events that caused rockfall at Gwalia gold mine triggered by explosion – ABC News
It has been revealed that a blast set off a series of seismic events and a large underground rock fall at the Gwalia mine in WA, just weeks after a $100 million project to extend the life of the mine was completed.
An explosive blast has triggered a series of seismic events and a large underground rock fall at Australia’s deepest gold mine, just weeks after a $100 million project to extend the life of the mine was completed.
Key points:
- The mine was originally established in 1897 by Herbert Hoover, who later became US president
- St Barbara restarted mining at Gwalia in 2008 and has produced more than two million ounces of gold
- Mining at Gwalia is planned to reach a depth of 2,300 …
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