Sunset Jasper polished slab SU190 cla Dimensions at widest points approximately

Dimensions at widest points approximately 80 mm x 65  mm x 8 mm thick

BJ121 Polished "Black Jade" A trade name for metamorphosed magnesian tholeiite (basalt)

230 mm x 130 mm  x 10

Dimensions at widest points approximately 220 mm x 160 mm x 90 mm thick

Dimensions at widest points approximately 120 mm x 60 mm x 35 mm thick

Sunset Jasper polished slab SU190 cla Dimensions at widest points approximatelySU190 Sunset Jasper slab, cut and polished on one side. Dimensions at widest point approximately 170 mm x 145 mm x 12 mm. Weighs 631 grams. From the Marramamba Iron Formation in the Hamersley Ranges, Western Australia. More correctly an iron rich, banded chert.