US$ 15.00
CLA230 A slab
PU120 Purple Chalcedony rough rock
180 mm x 100 mm x 35 mm thick
Weighs 335 grams
It weighs 546 grams
Stromatolitic Dolomite SD159 prehnite CLA230 A slabSD159 Stromatolitic Dolomite slab, polished on one side. Sections consist of a chaotic mixture of dolomite and or stromatolite fragments set in a matrix of mudstone and or coarsely crystalline dolomite . The pink and red colouration can be attributed to the presence of finely disseminated iron oxides . It often contain layers and nodules of red chert. From the Irregully Formation, Western Australia. Dimensions approximately 165mm x 105mm x 8mm thick
US$ 15.00
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