Polished Bauxite BAU115 outback jasper Dimensions approximately 135 mm x

Dimensions approximately 135 mm x 85 mm x approx  x 8 mm thick

It does occur in the same geological "Marra Mamba Iron Formation"

From Mindoolah

8 billion years

Location is near the town of Meekatharra

Polished Bauxite BAU115 outback jasper Dimensions approximately 135 mm xBAU115. 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 130 mm x 90 mm x 65 mm thick. Weighs 674 grams.