Erickson

LOVERING, T.S., 1935, GEOLOGY AND ORE DEPOSITS OF THE MONTEZUMA QUADRANGLE, COLORADO: U.S. GEOLOGICAL SURVEY PROFESSIONAL PAPER 178, 119 P.USBM MIN. EXAM. FILECONSV. DIV. COMP. DATE, 8,65NEUERBERG, G.J., BOTINELLY, THEODORE, AND ANALYSTS, 1977, SELECTED GEOCHEMICAL AND PETROGRAPHIC DATA FOR CHARACTERIZING THE MINERALIZED ROCKS OF THE MONTEZUMA MINING DISTRICT, CENTRAL COLORADO: U.S. GEOLOGICAL SURVEY OPEN FILE REPORT 77-425.WILSON, ANNA B., AND LAROCK, EDWARD J., 1991, ASCII DATABASE FOR PRINCIPAL LODE MINES AND MINERALIZED AREAS IN SOUTHERN SUMMIT COUNTY, COLORADO, U.S. GEOLOGICAL SURVEY OPEN-FILE REPORT 91-0027A AND B, 22 P. AND ONE DISKETTE.WILSON, ANNA B., AND LAROCK, EDWARD J., IN PRESS, MINERALIZED AREAS AND PRINCIPAL LODE MINES IN SOUTHERN SUMMIT COUNTY, COLORADO, U.S. GEOLOGICAL SURVEY MISCELLANEOUS FIELD STUDIES MAP MF-2163, SCALE 1:50,000.