Polished Tiger Iron slab TI340 Jasper Each piece approximately 3 -
Baker’s notes & crumb story
Description
Each piece approximately 3 - 5 cm at widest points
CC120 Chrome chalcedony slab
From Yerilla
TIR137 Tiger Iron rough rock
Polished Tiger Iron slab TI340 Jasper Each piece approximately 3 -TI340 Tiger Iron slab, polished on one side. Dimensions at widest points approximately 200 mm x 105 mm x 9 mm thick. Weighs: 518 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.