Polished De Grussa copper ore slab CO117 Wanong Dendritic Opal It weighs 224 grams

It weighs 224 grams

Weight of both is 1

OPS112  Opalised Serpentine rough rock

Dimensions at widest points approximately 115 mm x 110 mm x 9

Weighs  203 grams

Polished De Grussa copper ore slab CO117 Wanong Dendritic Opal It weighs 224 gramsCO117 DeGrussa copper ore slab, polished on one side. Dimensions at widest points approximately 150 mm x 70 mm x 10 mm thick. Weighs: 287 grams A mix of copper minerals that formed in the upper oxidised zone. Consisting of dark green malachite, tenorite, minor cuprite 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.