CRAWFORD A L AND BURANEK A M 1948 HALLOYSITE OF AGALMATOLITETYPE,BULL VALLEY DISTRICT WASH CO UT DEPT OF PUBLICITY ANDINDUSTRIAL DEVEL BULL NO.35 12P.GUNNELL F H 1943 BUETY KNOLL ALUNITE DEPOSIT WASH CO UT USBUREAU OF MINES, UNPUBLISHED WAR MINERALS REPORT