Copper developer Hillgrove Resources has announced a maiden underground mineral resource estimate for the Kavanagh underground area, at its Kanmantoo copper mine, in South Australia.
The Kavanagh underround deposit is estimated to host some 957 000 t of ore, grading 1.7% copper and 0.14 g/t gold, as well as 3.8 g/t silver, for some 16 200 t of contained copper.