Polished Marble Bar Chert slab MB108 Polished dendritic opal Weighs 776 grams

Weighs 776 grams

Dimensions at widest points approximately 130 mm x 60 mm x 10

Dimensions at widest points approximately 210 mm x 150 mm x 18

SU150  Sunset Jasper slab

Polished Marble Bar Chert slab MB108 Polished dendritic opal Weighs 776 gramsMB108 Marble Bar Chert slab polished on one side . Dimensions at widest points approximately 130 mm x 65 mm x 16 mm thick. Weighs 265 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