Description
CH427 Chrysoprase nodule
Tumble polished Prase
PG125 Pegmatite slab
170 mm x 55 mm x 45 mm
From a location south of Kalgoorlie in the Eastern Goldfields of Western Australia
Polished Tiger Iron slab TI292 toredo CH427 Chrysoprase noduleTI292 Tiger Iron slab, polished on one side . Dimensions at widest points approximately 120 mm x 60 mm wide x 7 mm thick. Weighs: 127 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.