Polished De Grussa copper ore slab CO124 #brecciated Dimensions at widest points approximately

Dimensions at widest points approximately 230 mm  x 115 mm x 13 mm thick

Approximate dimensions at widest points 160 mm  x 140 mm  x 90 mm thick

Dimensions approximately 70 mm x 65 mm x 60 mm deep

Dimensions at widest points approximately 55 mm  x 50 mm wide x 5 mm thick

Very unusual piece

Polished De Grussa copper ore slab CO124 #brecciated Dimensions at widest points approximatelyCO124 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