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

XL114 Quartz crystal from the southern Pilbara

62 mm x 55 mm  x 25 mm

170 mm x 100 mm x 9 mm

280 mm x 150 mm  x 12 mm

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