Polished Tiger Iron slab TI405 alcheringa narrina 310 mm x 115 mm
Baker’s notes & crumb story
Description
310 mm x 115 mm x 11 mm
Approximate diameter at widest points of sun is 70 mm
Three conjoined suns
It weighs 237 grams
Polished Tiger Iron slab TI405 alcheringa narrina 310 mm x 115 mmTI405 Tiger Iron slab, polished on one side. Dimensions at widest points approximately 110 mm x 100 mm x 9. 5 mm thick. Weighs: 234 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.