Polished Marble Bar Chert slab MB102 Brecciated Mookaite 100 mm diameter

100 mm diameter

Dimensions at widest points approximately 75 mm x 35 mm x 30 mm thick

Dimensions at widest points approximately 160 mm x 125 mm x 95 mm thick

Weighs 293 grams

Dimensions at widest points approximately 95 mm x 90 mm x 7 mm thick

Polished Marble Bar Chert slab MB102 Brecciated Mookaite 100 mm diameterMB102 Marble Bar Chert slab, polished on one side. Dimensions at widest points approximately 130 mm x 100 mm x 8. 6 mm thick. Weighs 248 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