Polished Tiger Iron slab TI375 rock block 215 mm x 140 mm

215 mm x 140 mm x 9 mm thick

Dimensions at widest points approximately 140 mm x 130 mm x 5

SU147 Sunset Jasper slab

Dimensions at widest points approximately 120 mm

Polished Tiger Iron slab TI375 rock block 215 mm x 140 mmTI375 Tiger Iron slab, polished on one side. Large, museum quality geological specimen displaying folding ! Dimensions at widest points approximately 330 mm x 260 mm x 18. 5 mm thick. Weighs: 4,274 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