The London Museum of Natural History's new permanent gallery, The Vault, which opened in late November, brings together crystals, gems, rare metals, and meteorites. Alongside the museum's permanent collection are loans from private collectors, including the Aurora Collection of fancy colored diamonds, on loan from diamond collectors Alan Bronstein and Harry Rodman. The Aurora Collection is a world-class assortment of 296 naturally colored diamonds, weighing a total of 267.45 cts. For many years, it was on display at New York's American Museum of Natural History. “Gems like these were not meant to be imprisoned in a dark underground safe for the momentary pleasure of a few eyes,” says Bronstein. “The true value of a collection is sharing it with as many people who are interested, to experience nature's diversity of expression. It's thrilling to think that the collection will be