Polished Lime Magnesite specimen. MAP196 Chrome chalcedony POT123 Tumble polished Pink Opal

POT123  Tumble polished Pink Opal from Mooka Creek

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

Dendritic Lilac Mookaite cut and polished on one side with a rough natural back

Dimensions at widest points approximately 125 mm x 110 mm x 19 mm thick

Lovely specimen

Polished Lime Magnesite specimen. MAP196 Chrome chalcedony POT123 Tumble polished Pink OpalMAP196. 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.