US$ 572.50
Weight is 919 grams
Weight 306 grams
Fossil stromatolite slab
BJ120 Polished "Black Jade" A trade name for metamorphosed magnesian tholeiite (basalt)
CLA264 Australian Crazy Lace Agate slab
Polished Tiger Iron TI381 ashburton agate Weight is 919 gramsTI381 Tiger Iron rough rock, cut and polished on one side with a rough natural back. Dimensions at widest points approximately 180 mm x 75 mm x 40 mm thick. Weighs: 856 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.
US$ 572.50
US$ 722.50
US$ 48.00
US$ 192.00
US$ 333.50
US$ 397.50
US$ 14.50