Which minerals are mined in the Sydney Basin and Hunter Valley?

The primary mineral resource mined in both the Sydney Basin and the Hunter Valley is black coal.1

In the Sydney Basin, coal is extracted at locations including Wollongong and Lithgow. Within the Hunter Valley, coal mining is a significant industry, with major operations concentrated in the Singleton–Muswellbrook–Denman area. While many historical underground shaft mines have closed, the region now features extensive open-pit (or open-cut) mining operations.123