Rare-earth element- and yttrium-bearing pegmatite dikes near Dora Bay, southern Prince of Wales Island [microform] / by James C. Barker and Cheryl Mardock ([OFR ; 19-90])
Rare-earth element- and yttrium-bearing pegmatite dikes near Dora Bay, southern Prince of Wales Island [microform] / by James C. Barker and Cheryl Mardock