 The geological collection contains over 112,500 specimens of rocks, minerals and fossils.Fossils make up most of the collection numbering over 100,000 samples, and include important specimens from the Carboniferous, Mesozoic and Tertiary periods.The archaeology collection has close to a million objects that date from around 500,000 BC to the 20th century, including the Coppergate Helmet discovered in York in 1982, and the Ormside Bowl, an intricate example of an Anglian silversmith.