Reference | {Deposit:: ECKEL, E.B., AND OTHERS, 1949, GEOLOGY AND ORE DEPOSITS OF THE LA PLATA DISTRICT, COLORADO: USGS PROF. PAPER 219, P. 69-70, 168.}{Deposit:: COLORADO DIV. MINES INF. REPT.}{Production:: ECKEL AND OTHERS, 1949, P. 168 (AS COMPILED FROM USGS AND USBM RECORDS)} |