US$ 311.50
SD154 Stromatolitic Dolomite rough rock
765 million years Polymictic : a conglomerate which contains clasts (fragments) of many different rock types
Dimensions approx
190 mm x 125 mm x 9 mm thick & weighs 314 grams
Weight is 509 grams
Polished Tiger Iron slab TI285 quartz SD154 Stromatolitic Dolomite rough rockTI285 Tiger Iron slab, polished on one side . Dimensions at widest points approximately 135 mm x 105 mm wide x 10 mm thick. Weighs: 356 grams. From the Cleaverville Formation, Ord Ranges near Port Hedland, Western Australia. Age is over 3 billion years. Tiger iron is a banded iron formation (BIF) or jaspilite that has alternating layers of black and brown hematite magnetite, red jasper and chatoyant golden tiger eye.
US$ 311.50
US$ 330.50
US$ 132.00
US$ 104.00
US$ 171.50