Polished Lime Magnesite specimen. MAP191 polished prehnite 170 mm x 95 mm

170 mm x 95 mm  x 11 mm

It weighs 182 grams

Dimensions at widest points approximately 135 mm x 50 mm x 50 mm thick

Dimensions at widest points approximately 115 mm x 115 mm x 24 mm thick Weighs 536 grams

Polished Lime Magnesite specimen. MAP191 polished prehnite 170 mm x 95 mmMAP191. 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 115 mm x 105 mm x 90 mm thick. Weighs 1,735 grams. The subtle lime green colouration is caused by the presence of nickel mineralisation. From Yerilla, north of Kalgoorlie , Western Australia.