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Dimensions at widest points are approximately 180 mm x 80 mm x 50 mm
Weighs 142 grams
Not formally identified but possibly Paniscollenia
Dimensions: approximately 115 mm high x 75 mm x 45 mm thick
DO153 Dendritic Opal rough rock
Stromatolitic Dolomite SD157 dendrite Dimensions at widest points areSD157 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 130mm x 100mm x 7mm thick