Stawell Gold Mine
Australia
The Stawell Gold Mine (SGM) is a gold mine located just outside the town of Stawell, Victoria. The current site was established in 1981, however mining has occurred on and around the site since the town was established in the mid 19th century. The Magdala mine complex, consisting of various extensive declines that formerly reached operating depths of up to 1.6 Kilometers (0.99 Miles). In the present day, mining operations reach depths of just over 1km, down the Golden Gift decline. In recent years, the Magdala has been extended over to the former Wonga Gold Mine via an underground connection.
Mine data from Wikidata (CC0). Summary from Wikipedia (CC BY-SA).