Stromatolitic Dolomite SD155 Tumbled stones Weighs 540 grams

Weighs 540 grams

280 mm x 130 mm x 10

Weighs 249 grams

Dimensions approximately 170mm x 45mm x 15-45mm thick

It weighs 240 grams

Stromatolitic Dolomite SD155 Tumbled stones Weighs 540 gramsSD155 Stromatolitic Dolomite rough rock, cut and 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 40mm