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Ships within 48 hours · Estimated delivery Sep 4 - Sep 9
Weighs 585 grams
Dimensions at widest points approximately 95 mm x 70 mm x 16 mm thick
Oncolite is a limestone composed largely of oncoids—rounded
Weighs 243 grams
Polished Marble Bar Chert slab MB121 black jasper conglomerate Weighs 585 gramsMB121 Marble Bar Chert slab polished on one side . Dimensions at widest points approximately 100 mm x 100 mm x 8 mm thick. Weighs 196 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 rocks. From near the town of
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