Polished Magnesite slab. MAP172 Rough rock Approximate weight of each piece

Approximate weight of each piece is between 82 and 165 grams

All reasonably uniform in size (roughly 15 - 20 mm diameter}

Dimensions at widest point approximately 165 mm x 85 mm x 11 mm

Each piece approximately 3 - 4 cm at widest points

Dimensions at widest points approximately 125 mm x 105 mm and 40 mm thick

Polished Magnesite slab. MAP172 Rough rock Approximate weight of each pieceMAP172. Magnesite (Lemon chrysoprase) slab polished on one side. The subtle lime green colouration is caused by the presence of nickel mineralisation. Dimensions at widest points approximately 120 mm x 65 mm x 8 mm thick. Weighs 142 grams. From north of Kalgoorlie, Western Australia.