Polished De Grussa copper ore slab CO130 crazy lace agate Dimensions at widest points approximately

Dimensions at widest points approximately 160 mm x 160 mm x 8 mm thick

60 mm x 60 mm x 30 mm thick

150 mm x 120 mm x 8 mm thick and weighs 333 grams

Very unusual piece

Dimensions at widest points approximately 245 mm x 150 mm x 55 mm thick

Polished De Grussa copper ore slab CO130 crazy lace agate Dimensions at widest points approximatelyCO130 DeGrussa copper ore slab, polished on one side. Dimensions at widest points approximately 240 mm x 180 mm x 15 mm thick. Weighs: 1,728 grams A mix of copper minerals that formed in the upper oxidised zone. Consisting of dark green malachite, tenorite, cuprite, chrysocolla, 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