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

From the Hamersley Ranges

Stichtite in Serpentine slab

Dimensions at widest points approximately 95 mm x 55 mm and 40 mm thick

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

Dimensions at widest points approximately 290 mm  x 170 mm x 9 mm thick

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.