Polished Marble Bar Chert slab MB101 peanut wood Dimensions at widest points approximately

Dimensions at widest points approximately 145 mm x  125 mm x 40 mm thick

weathered back

150 mm x 90 mm  x 45 mm

Weighs: 560 grams

cut and polished on one side with a naturally weathered back

Polished Marble Bar Chert slab MB101 peanut wood Dimensions at widest points approximatelyMB101 Marble Bar Chert slab, polished on one side. Dimensions at widest points approximately 130 mm x 60 mm x 9. 8 mm thick. Weighs 170 grams. Marble Bar chert is a finely banded, iron rich silica rock from the Marble Bar Chert Member (Warrawoona Group) of Western Australia. Formed in shallow Archean seas, it dates to the Paleoarchean (~3. 46 billion years old), making it one of the Earths oldest well preserved sedimentary rocks. From near the town of