Polished Lime Magnesite specimen. MAP201 Marra Mamba Tiger Eye These small branching columnar stromatolites

These small branching columnar stromatolites are from the “Mount Leake Sandstone”

50 - 90 mm diameter and weigh between 160 - 390 grams each

Weighs 275grams

It weighs 240 grams

Dimensions at widest points approximately 150 mm x 80 mm x 21 mm thick

Polished Lime Magnesite specimen. MAP201 Marra Mamba Tiger Eye These small branching columnar stromatolitesMAP201. 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 60 mm x 50 mm thick. Weighs 430 grams. The subtle lime green colouration is caused by the presence of nickel mineralisation. From north of Kalgoorlie , Western Australia.