Polished Lime Magnesite specimen. MAP219 stripey jasper From the Hamersley Ranges

From the Hamersley Ranges

115 mm x 90 mm x 6

Dimensions at widest points approximately 45 mm x 40 mm x 27 mm thick

no thicker than 250mm that cross cuts the Weeli Wolli formation

From  Wundowie

Polished Lime Magnesite specimen. MAP219 stripey jasper From the Hamersley RangesMAP219. 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 120 mm x 95 mm x 50 mm thick. Weighs 726 grams. The subtle lime green colouration is caused by the presence of nickel mineralisation. From north of Kalgoorlie , Western Australia.