Sunset Jasper polished slab SU174

SU174  Sunset Jasper slab, cut and polished on one side.

Dimensions at widest point approximately 140 mm x 95 mm x 15 mm.

Weighs 462 grams.

From the Marramamba Iron Formation in the Hamersley Ranges, Western Australia.

More correctly an iron-rich, banded chert.