Polished fossil stromatolite slab. Domal from Irregully formation IRR120 mookalite 5 mm thick at widest

5 mm thick at widest points

Tumble polished Mookaite

Peanut Wood slab

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

Fossil stromatolite  polished on one side with natural weathered exterior

Polished fossil stromatolite slab. Domal from Irregully formation IRR120 mookalite 5 mm thick at widestIRR120 Fossil stromatolite slab polished on one side. A domal stromatolite from the Proterozoic "Irregully Formation" in Western Australia. Yet to be formally identified but possibly Paniscollenia . Age is approx. 1. 1 billion years. Dimensions approximately 170 mm x 65 mm x 9 mm thick Weighs 236 grams