Store will be closed from June 12th until early July as we will be away mining.
MB101
Marble Bar Chert slab, polished on one side.
Dimensions at widest points approximately 130 mm x 60 mm x 9.8 mm thick.
Weighs 170 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.
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