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Jennifer Smith helps solve 'blue' mystery | The Source | Washington University in St. Louis
As one of the "generic geologists" on a dig called the Dakhleh Oasis Project, Jennifer Smith, PhD, associate professor of earth and planetary sciences in Arts & Sciences, was asked to sample the alum from ancient mines and to determine whether it could be the source of the blue in the "blue painted pottery" found at sites dating from the New Kingdom.