Polished De Grussa copper ore slab CO102 prehnite Dimensions at widest points approximately

Dimensions at widest points approximately 170 mm x 110 mm x 65 mm thick

Dimensions at widest points approximately 200 mm x 130 mm x 70 mm thick

Weight 478 grams

The interesting cylindrical cavities are all that remain of fossil belemnites which were a squid-like creature with a tapering torpedo or bullet shaped body

Weighs 813 grams

Polished De Grussa copper ore slab CO102 prehnite Dimensions at widest points approximatelyCO102 DeGrussa copper ore slab, polished on one side. Dimensions at widest points approximately 220 mm x 210 mm x 20 22 mm thick. Weighs: 1,957 grams A mix of copper minerals that formed in the upper oxidised zone. Consisting of dark green malachite, bright blue chrysocolla, brown iron oxides and druzy quartz pockets The Degrussa underground mine is a high grade copper deposit in Western Australia that commenced operation in 2012 and ceased mining in