Polished De Grussa copper ore slab CO137 magneprase PU163 Purple Chalcedony slab

PU163  Purple Chalcedony slab

TIR180 Tiger Iron rough rock

EU108  Eucryptite rough rock

Dimensions at widest points approximately 90 mm x 55 mm x 40 mm thick

TI350  Tiger Iron slab

Polished De Grussa copper ore slab CO137 magneprase PU163 Purple Chalcedony slabCO137 DeGrussa copper ore slab, polished on one side. Dimensions at widest points approximately 140 mm x 90 mm x 10. 5 mm thick. Weighs: 287 grams A mix of copper minerals that formed in the upper oxidised zone. Consisting of blue chrysocolla, minor green malachite, tenorite, native copper and brown iron oxides. The Degrussa underground mine is a high grade copper deposit in Western Australia that commenced operation in 2012 and ceased mining in 2022.