Polished Magnesite slab. MAP211 atlantisite Dimensions at widest points approximately

Dimensions at widest points approximately 120 mm  x 100 mm wide x 6 mm thick

DO202  Dendritic Opal rough rock

cut and polished on one side with a natural back and a cut base to sit as a display specimen

Dimensions at widest points approximately 100 mm x 50 mm x 15 mm thick

145 mm x 90 mm x 6

Polished Magnesite slab. MAP211 atlantisite Dimensions at widest points approximatelyMAP211. Magnesite (Lemon chrysoprase) slab polished on one side. Rare webbed piece ! The lime green colouration is caused by the presence of nickel mineralisation. Dimensions at widest points approximately 150 mm x 130 mm x 8 mm thick. Weighs 360 grams. From north of Kalgoorlie, Western Australia.