| Reference | {Deposit:: GLASS, J.J., ROSE, H.J., JR., AND OVER, EDWIN, 1958 NOTES ON THE MINERALOGY OF AN YTTRIUM-BEARING PEGMATITE BODY NEAR LAKE GEORGE, PARK COUNTY, COLORADO: AM. MIN. VOL. 43, NO. 9-10, PG. 991-994}{Deposit:: MEEVES, H.C., HARRER, C.M., SALSBURY, M.H., KONSELMAN, A.S. AND SHANNON, S.S., 1966, RECONNAISSANCE OF BERYLLIUM-BEARING PEGMATITE DEPOSITS IN SIX WESTERN STATES, USDI BM INFO CIRC 8298}{Deposit:: HANLEY, J.B., HEINRICH, E.W. AND PAGE, L.R., 1950, PEGMATITE INVESTIGATIONS IN COLORADO WYOMING AND UTAH; US GEOLOGICAL SURVEY PROFESSIONAL PAPER 227, 125 P.}{Deposit:: PEARL, RICHARD M., 1958, COLORADO GEM TRAILS AND MINERALS GUIDE, SAGE BOOKS DENVER 223 P.} |