Polished Bauxite BAU127 Polished Rhodonite DO170 Dendritic Opal rough rock

DO170  Dendritic Opal rough rock

Weighs 245 grams

Dimensions approximately 120 mm x 65 mm x 8 mm thick

BM294  Brecciated  Mookaite slab

Dimensions at widest points approximately 200 mm x 95 mm x 95 mm thick

Polished Bauxite BAU127 Polished Rhodonite DO170 Dendritic Opal rough rockBAU127. Bauxite (laterite) rough rock, cut and polished on one side. Dimensions at widest points approximately 150 mm x 100 mm x 45 mm thick. Weighs 809 grams. Bauxite is the main raw material used in the commercial production of aluminium. Large reserves of this stone occur in Western Australia. This specimen is from east of the Darling Ranges just outside the city of Perth.