Reference | {Deposit:: ESPENSHADE, G. H. AND POTTER, D. B., 1960, KYANITE, SILLIMANITE, AND ANDALUSITE DEPOSITS OF THE SOUTHEASTERN STATES: U.S. GEOLOGICAL SURVEY PROF. PAPER 336}{Deposit:: Espenshade, G. H. And Potter, D. B., 1960, Kyanite, Sillimanite, And Andalusite Deposits Of The Southeastern States: U.S. Geol. Survey Prof. Paper 336.Espenshade, G. H. And Potter, D. B., 1960, Kyanite, Sillimanite, And Andalusite Deposits Of The Southeastern States: U.S. Geol. Survey Prof. Paper 336.} |