Polished Tiger Iron slab TI391 #teredo PC104 Chalcedony slab
Baker’s notes & crumb story
Description
PC104 Chalcedony slab
Weighs 299 grams
CH430 Chrysoprase slab polished on one side
DO212 Dendritic Opal slab
Polished Tiger Iron slab TI391 #teredo PC104 Chalcedony slabTI391 Tiger Iron slab, polished on one side. Dimensions at widest points approximately 140 mm x 75 mm x 6. 5 mm thick. Weighs: 178 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.