Polished section, photographed under a scanner, of Dogger Fn. Warsett Hill, NZ692215

Dogger Fn PPL Warsett Hill, NZ692215, Field of view, c. 2.5 mm. Warsett Hill is the most northerly exposure of the Formation. Here it consists of bioclasts, quartz and ooids (ooliths) set in a siderite matrix. NB the foramen near centre.

Dogger Fn XPL Warsett Hill, NZ692215 Field of view, c. 2.5 mm

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