Reference | {Deposit:: VANDERWILT, J.W., 1947, MINERAL RESOURCES OF COLORADO: COLO. MINERAL RESOURCES BD., P. 31}{Deposit:: ECKEL, E.B., 1961, USGS BULL. 1114, P. 322-323.}{Deposit:: HENDERSON, C.W., 1926, USGS PROF. PAPER 138, P. 110}{Deposit:: JOHNSON, R.B., 1969, GEOLOGIC MAP OF THE TRINIDAD QUADRANGLE, SOUTH-CENTRAL COLORADO: USGS MAP 1-558.}{Geology:: Johnson, B.R., and Hassemer, J.R., 1986, U.S. Geological Survey Bulletin 1716-D.} |