Polished Lime Magnesite specimen. MAP196 Chrome chalcedony Dimensions at widest points approximately

Dimensions at widest points approximately 230 mm  x 105 mm wide x 60 mm thick

190 mm x 180 mm x 12 mm thick & weighs 829 grams

POT123  Tumble polished Pink Opal from Mooka Creek

CLT106  Tumble polished Crazy Lace Agate from Western Australia

Face is approximately 90mm x 50mm and  9mm thick

Polished Lime Magnesite specimen. MAP196 Chrome chalcedony Dimensions at widest points approximatelyMAP196. Magnesite (Lemon chrysoprase) rough rock, cut and polished on one side with a natural back. Half of a complete nodule ! Dimensions at widest points approximately 85 mm x 70 mm x 55 mm thick. Weighs 380 grams. The subtle lime green colouration is caused by the presence of nickel mineralisation. From Yerilla, north of Kalgoorlie , Western Australia.