Polished Bauxite BAU117 Marramamba Face is approximately 110mm x

Face is approximately 110mm x 55mm and  20mm thick

Dimensions at widest points approximately 70 mm x 60 mm x 25 mm thick

Carnegia wongawolensis

Dundas region

Dimensions at widest points approximately 70 mm x 70 mm x 30 mm thick

Polished Bauxite BAU117 Marramamba Face is approximately 110mm xBAU117. Bauxite (laterite) rough rock, cut and polished on one side. 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. Dimensions at widest points approximately 110 mm x 75 mm x 40 mm thick. Weighs 528 grams.