Polished Bauxite slab BAU123 striped jasper DO183 Dendritic Opal rough rock

DO183  Dendritic Opal rough rock

AZ124  Azurite sun mineral specimen

All reasonably uniform in size (roughly 20 - 25 mm diameter)

190 mm x 95 mm x 25 mm thick

Mookaite cut and polished on one side with a rough natural back

Polished Bauxite slab BAU123 striped jasper DO183 Dendritic Opal rough rockBAU123. Bauxite (laterite) slab, cut and polished on one side. Dimensions at widest points approximately 135 mm x 65 mm x 19 mm thick. Weighs 293 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.