Polished Lime Magnesite specimen. MAP203 black conglomerate KA140 Kumarina Agate

KA140   Kumarina Agate

OG179   Polished orbicular granite with natural rough back

Dimensions at widest points approximately 120 mm x 75  mm x 7

Dimensions at widest points approximately 150 mm  x 90 mm wide x 9 mm thick

Polished Lime Magnesite specimen. MAP203 black conglomerate KA140 Kumarina AgateMAP203. 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 120 mm x 60 mm thick. Weighs 1,232 grams. The subtle lime green colouration is caused by the presence of nickel mineralisation. From Yerilla, north of Kalgoorlie , Western Australia.