Polished Marble Bar Chert MB105 epidote Dimensions approximately 140 mm x

Dimensions approximately 140 mm x 120 mm x 8 mm thick

Weight 106 grams

A bulk assortment of fairly uniform size

68 mm x 53 mm x 30 mm

140 mm x 95 mm x 14

Polished Marble Bar Chert MB105 epidote Dimensions approximately 140 mm xMB105 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