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Ships within 48 hours · Estimated delivery Sep 17 - Sep 22
Weighs 675 grams
Dimensions at widest points approximately 100 mm x 45 mm x 8
Tumble polished Magneprase
68 mm x 53 mm x 30 mm
Weighs 390 grams
Polished Marble Bar Chert MB110 Rough rock Weighs 675 gramsMB110 Marble Bar Chert. Cut and polished on one side with a rough, natural back. Dimensions at widest points approximately 110 mm x 55 mm x 45 mm thick. Weighs 339 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 Earths oldest well preserved sedimentary