| Reference | {Deposit:: SCOTT, G.R., 1978, MAP SHOWING GEOLOGY, STRUCTURE, AND OIL AND GAS FIELDS IN THE STERLING 1X2 QUADRANGLE, COLORADO, NEBRASKA, AND KANSAS: USGS MAP 1-1092.}{Deposit:: LAKES, ARTHUR, 1896, PLACER GOLD FOUND IN A PRIMEVAL LAKE BED: COLLIERY ENGINEER, V. 16, P. 208-209.}{Deposit:: MCGOVERN, H.E., 1964, GEOLOGY AND GROUND-WATER RESOURCES OF WASHINGTON COUNTY, COLORADO: USGS WATER-SUPPLY PAPER 1777.} |