Reference | {Deposit:: PRODUCER OF REFRACTORY METALS: MOLYBEDENUM, TUNGSTEN &}{Deposit:: ZIRCONIUM IN POWDER FORM & VARIOUS MILLED FORMS.}{Deposit:: US BUR MINES 1977 MINERALS YEARBOOK--ZIRCONIUM CHAPTER}{Deposit:: ENG & MINING JOUR 1979 INTERNATIONAL DIR OF MINING} |