The gold, gems and glassware stolen from the British Museum 'could already have been melted down, recut or sent abroad,' an expert has warned. The gold, gems and glassware stolen from the British Museum in London 'could already have been melted down, recut or sent abroad,' an expert has warned. It's a sad day for all who love our British Museum, but we're determined to right the wrongs and use the experience to build a stronger museum.' Hartwig Fischer, the director of the British Museum, apologised and said the institution was determined to put things right. A spokesperson for the Met Police said: 'We have been working alongside the British Museum.