Polished Tiger Iron display specimen TI314 fossil stromatolite It weighs 182 grams

It weighs 182 grams

50 mm x 40 mm x 25 mm

pebble-to-boulder ferruginous conglomerate

Dimensions at widest points approximately 175 mm x 115 mm x 30 mm thick

POP168   Pink Opal rough rock

Polished Tiger Iron display specimen TI314 fossil stromatolite It weighs 182 gramsTI314 Tiger Iron , a thick slab, polished on one side with a cut base to stand as a display specimen. Dimensions at widest points approximately 240 mm x 140 mm x 55 mm thick. Weighs: 3,771 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