Polished Marble Bar Chert MB106 Rhodo Age is late Eocene

Age is late Eocene

Dimensions at widest points approximately 90 mm x 70 mm x 10 mm thick

With white Quartz veins

Weighs 147grams

CH486  Chrysoprase rough rock

Polished Marble Bar Chert MB106 Rhodo Age is late EoceneMB106 Marble Bar Chert. Cut and polished on one side with a rough, natural back and a cut base to stand as a display specimen ! Dimensions at widest points approximately 160 mm x 120 mm x 45 mm thick. Weighs 1,607 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