Polished Bauxite BAU133 beryl A domal stromatolite from the

A domal stromatolite from the Proterozoic "Irregully Formation"

Weight is 372 grams

OG194   A matching pair of polished Orbicular Granite halves with natural rough backs

Weight is 456 grams

Polished Bauxite BAU133 beryl A domal stromatolite from theBAU133. Bauxite (laterite) rough rock, cut and polished on one side. Dimensions at widest points approximately 190 mm x 95 mm x 50 mm thick. Weighs 1,342 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.