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Dimensions at widest points approximately 170 mm x 75 mm wide x 9 mm thick
TIR164 Tiger Iron rough rock
Dimensions at widest points approximately 290 mm x 170 mm x 9 mm thick
NJ431 Noreena Jasper slab
Polished fossil Oncolite. ONC109 black conglomerate Dimensions at widest points approximatelyONC109. Fossil Oncolite polished slab. From the Miocene "Trealla Limestone" north of Carnarvon, Western Australia . Age is approx. 15 million years. Dimensions at widest points approx. 150 mm x 65 mm x 6. 5 mm thick. Weighs 117 grams. Oncolite is a limestone composed largely of oncoidsrounded, coated grains that grow as thin layers of lime mud accumulate around a tiny nucleus (such as a sand grain or shell fragment) under microbial influence. Formed
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US$ 150.00
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US$ 124.50