Polished Tiger Iron slab TI392 black jasper conglomerate Consisting of blue chrysocolla

Consisting of blue chrysocolla

Dimensions at widest points approximately 150 mm x  100 mm x 70 mm thick

Dimensions at widest points approximately 160 mm x 115 mm x 12 mm thick

SU171  Sunset Jasper slab

Polished Tiger Iron slab TI392 black jasper conglomerate Consisting of blue chrysocollaTI392 Tiger Iron slab, polished on one side. Dimensions at widest points approximately 190 mm x 125 mm x 10. 5 mm thick. Weighs: 641 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.