Polished Lime Magnesite specimen. MAP195 stripey Dimensions at widest points approximately

Dimensions at widest points approximately 90 mm x 70 mm x 11 mm thick

Dimensions at widest points approximately 170 mm  x 110 mm  x 35 mm thick

130 mm x 80 mm x 7 mm

POP164   Pink Opal rough rock

Dimensions at widest points approximately 200 mm  x 100 mm wide x 80 mm thick

Polished Lime Magnesite specimen. MAP195 stripey Dimensions at widest points approximatelyMAP195. Magnesite (Lemon chrysoprase) rough rock, cut and polished on one side with a natural back. Half of a complete nodule with intense colouration ! Dimensions at widest points approximately 130 mm x 90 mm x 70 mm thick. Weighs 1,202 grams. The subtle lime green colouration is caused by the presence of nickel mineralisation. From Yerilla, north of Kalgoorlie , Western Australia.