Polished Tiger Iron slab TI288 Noreena 120 mm x 85 mm
Baker’s notes & crumb story
Description
120 mm x 85 mm x 50 mm
Variscite slab
Weighs 173 grams
Superb museum quality specimen
Polished Tiger Iron slab TI288 Noreena 120 mm x 85 mmTI288 Tiger Iron slab, polished on one side . Dimensions at widest points approximately 170 mm x 75 mm wide x 6. 5 mm thick. Weighs: 211 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.