Source: University Of Arizona Date: 2005-09-07 Mystery Surrounds 'Porcelain Of The Southwest' Caitlin O’Grady hopes to crack a mystery that has puzzled archaeologists and potters for more than 100 years. Caitlin O'Grady, a Ph.D. student in Materials Science and Engineering, works on several pots in UA's Arizona State Museum. She's unraveling the secrets of the technology used to create prehistoric Sikyatki pottery. (Arizona State Museum Photo) It surrounds small pieces of broken Hopi pottery, some of which are now in O’Grady’s lab in the Materials Science and Engineering (MSE) department at The University of Arizona. O’Grady, an MSE Ph.D. student,...