Polished De Grussa copper ore slab CO112 Noreena Jasper CH478 Chrysoprase slab

CH478  Chrysoprase slab

Weighs:  88 grams

Dimensions at widest point approximately 210 mm x 210 mm x 14

Dimensions at widest points approximately 75 mm x 65 mm x 7 - 19 mm thick

Approximate dimensions at widest points 140 mm  x 60 mm  x 43 mm thick

Polished De Grussa copper ore slab CO112 Noreena Jasper CH478 Chrysoprase slabCO112 DeGrussa copper ore slab, polished on one side. Dimensions at widest points approximately 150 mm x 120 mm x 7. 4 mm thick. Weighs: 330 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.