Works of "Research Collection"
Place Collected: Broken Hill
Place Collected: Chuquicamata Mine
Place Collected: pegmatite about 26 miles SE of Hackberry; near Doyle cabin
Place Collected: Chuquicamata Mine
Place Collected: Chuquicamata Mine
Place Collected: Summitville
Place Collected: Chuquicamata Mine
Place Collected: Guanajuato
Place Collected: Chantelouse
Place Collected: Val Di Susa