Polished De Grussa copper ore CO110 Polished dendritic opal Dimensions at widest points approximately

Dimensions at widest points approximately 135 mm x 100 mm x 65 mm thick

170 mm x 100 mm x 9 mm

245 mm x 130 mm x 85 mm thick

62 mm x 55 mm  x 25 mm

XL114 Quartz crystal from the southern Pilbara

Polished De Grussa copper ore CO110 Polished dendritic opal Dimensions at widest points approximatelyCO110 DeGrussa copper ore rough rock, cut and polished on one side with a cut back and cut base to sit on. Dimensions at widest points approximately 155 mm x 120 mm x 50 mm thick. Weighs: 2,482 grams A mix of copper minerals that formed in the upper oxidised zone. Consisting of dark green malachite, brown iron oxides, cuprite and black, metallic looking tenorite. The Degrussa underground mine is a high grade copper deposit in Western Australia that