Polished Bauxite BAU121 polished snakeskin Dimensions at widest points approximately

Dimensions at widest points approximately 150 mm x 130 mm x 70 mm thick

The green colouration is caused by traces of nickel and/or chromium

80 mm x 65 mm  x 20 mm

LCC102 Lime Magnesite cabochon

Red dendrites

Polished Bauxite BAU121 polished snakeskin Dimensions at widest points approximatelyBAU121. Bauxite (laterite) rough rock, cut and polished on one side. Dimensions at widest points approximately 145 mm x 105 mm x 55 mm thick. Weighs 1,021 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.