A breccia is rock formed from chunks of other ... Another significant finding of the analysis is the unexpectedly high proportion of carbonate minerals like aragonite, calcite, and dolomite ...

Profunda underground channel samples return high grades, including: 27 samples averaging 3.62% Cu, 0.17% Co, 0.09% Ni, 5.7 ...

The researchers explained, “A breccia is a rock formed from chunks ... researchers spotted an unexpectedly high proportion of carbonate minerals. These minerals included aragonite, calcite ...

These first detailed rock channel sample results from the walls of the underground mine workings at the past producing Profunda mine indicate contin ...