Polished Marble Bar Chert MB105 epidote 68 mm x 53 mm

68 mm x 53 mm x 30 mm

Dimensions at widest points approximately 90 mm x 65 mm x 22 mm thick

Dimensions at widest points approximately 250 mm x 140 mm x 50 mm thick

Weighs 691 grams

Dimensions approximately 140 mm x 120 mm x 8 mm thick

Polished Marble Bar Chert MB105 epidote 68 mm x 53 mmMB105 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 140 mm x 120 mm x 50 mm thick. Weighs 1,109 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