Polished Marble Bar Chert MB104
Regular price
$85.00
Plus 10% GST in Australia.
MB104
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 70 mm x 40 mm thick.
Weighs 850 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 Earth’s oldest well-preserved sedimentary rocks.
From near the town of Marble Bar in Western Australia.
