SKU: 72720189132
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Ships within 48 hours · Estimated delivery Sep 10 - Sep 15
Weighs: 645 grams
75 mm x 60 mm x 26 mm
It weighs 300 grams
100 mm x 60 mm x 30 mm
Dimensions at widest points approximately 110 mm x 110 mm x 90 mm thick
Polished Marble Bar Chert MB104 rock blocks Weighs: 645 gramsMB104 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