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Ships within 48 hours · Estimated delivery Sep 10 - Sep 15
Chrome-bevel sheet on grid paper — specs and return notes filed under the bay.
Dimensions at widest points approximately 175 mm x 100 mm x 80 mm thick
Recently dug (June 2024) from our mining lease near the Ashburton River
From the Cleaverville Formation
grinding or polishing as the matrix holding the pisolites (small round pebbles) is in many cases quite soft
Dimensions at widest points approximately 105 mm high x 70 mm x 25 mm thick
Polished Marble Bar Chert MB116 #teredo Dimensions at widest points approximatelyMB116 Marble Bar Chert. Cut and polished on one side with a rough, natural back. Dimensions at widest points approximately 110 mm x 90 mm x 45 mm thick. Weighs 831 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
US$ 68.00
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US$ 24.99
US$ 131.45