BSRG Photo Archive

Photograph of A- and B-form Nummulites, exposed on the broken surface of core from an offshore-Tunisia gas field.

Photograph of A- and B-form Nummulites, exposed on the broken surface of core from an offshore-Tunisia gas field. Diameter of the B-form test in the centre of the photograph is 14.6 mm. Note excellent intra-particle porosity.

photo by Simon Beavington-Penney