Pseudomorph. Goethite after Marcasite PS110

Pseudomorph. Goethite after Marcasite PS110

These interesting mineral oddities occur in the banks of the Gascoyne River about 130 km east of Carnarvon, Western Australia.

Crystalline cylindrical mass with spike on end !

Dimensions at widest points approximately 90 mm x 30 mm . diameter

Weighs 138 grams