Polished Magnesite slab. MAP182 Rough rock Crystalline cylindrical mass with spike

Crystalline cylindrical mass with spike on both ends

Dimensions at widest points approximately 120 mm x 110  mm x 9

Dimensions at widest points approximately 380 mm x 110  mm with slightly tapering thickness of 12 - 14 mm

It weighs 247 grams

Dimensions at widest points approximately 180 mm x 90 mm x 80 mm thick

Polished Magnesite slab. MAP182 Rough rock Crystalline cylindrical mass with spikeMAP182. Magnesite (Lemon chrysoprase) slab polished on one side. The subtle lime green colouration is caused by the presence of nickel mineralisation. Dimensions at widest points approximately 80 mm x 60 mm x 14 mm thick. Weighs 130 grams. From north of Kalgoorlie, Western Australia.