Polished Bauxite BAU130 chalcedony An Australian Wyloo Amethyst crystal

An Australian Wyloo Amethyst crystal

Weighs 573 grams

Dimensions at widest points approximately 110 mm x 80 mm x 7 mm thick

Dimensions at widest points approximately 170 mm x 150 mm

Weighs 294 grams

Polished Bauxite BAU130 chalcedony An Australian Wyloo Amethyst crystalBAU130. Bauxite (laterite) rough rock, cut and polished on one side. Dimensions at widest points approximately 140 mm x 90 mm x 65 mm thick. Weighs 1,206 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.