Polished De Grussa copper ore slab CO124 #brecciated Dimensions approximately 70 mm x

Dimensions approximately 70 mm x 65 mm x 60 mm deep

Very unusual piece

Weighs 424 grams

Dimensions at widest points approximately 110 mm  x 55 mm x 6 mm thick

Dimensions at widest points approximately 130 mm x 110 mm x 80 mm thick

Polished De Grussa copper ore slab CO124 #brecciated Dimensions approximately 70 mm xCO124 DeGrussa copper ore slab, polished on one side. Please note : tapering thickness. Dimensions at widest points approximately 150 mm x 90 mm x tapering thickness of 3 8 mm thick. Weighs: 165 grams A mix of copper minerals that formed in the upper oxidised zone. Consisting of dark green malachite, tenorite, chrysocolla, and brown iron oxides. The Degrussa underground mine is a high grade copper deposit in Western Australia that commenced operation