000155718 000__ 02330cam\a2200385\a\4500 000155718 001__ 155718 000155718 005__ 20210513052613.0 000155718 008__ 931202s1994\\\\dcuab\\\\b\\\f000\0\eng\\ 000155718 010__ $$a 93048416 000155718 035__ $$a(OCoLC)ocm29548267 000155718 035__ $$a155718 000155718 040__ $$aDLC$$beng$$cDLC$$dGPO$$dAGL$$dTHM$$dOCLCQ$$dBTCTA$$dOCLCG$$dGPO$$dOCLCA$$dGBVCP$$dOCLCO 000155718 043__ $$an-us-co 000155718 049__ $$aISEA 000155718 05000 $$aQE92.F7$$bG85 1994 000155718 050_4 $$aQE75$$b.C5 no.1097 000155718 074__ $$a0620-A 000155718 08200 $$a557.88/6$$220 000155718 0860_ $$aI 19.4/2:1097 000155718 24500 $$aGuidebook on the geology, history, and surface-water contamination and remediation in the area from Denver to Idaho Springs, Colorado /$$cedited by K.C. Stewart and R.C. Severson ; written contributions by Walter H. Ficklin ... [et al.] ; photographic contributions by John M. Epperson ... [et al.] ; graphics by Michael F. Duncan ... [et al.] ; editorial assistance by Thomas Kohnen. 000155718 260__ $$aWashington :$$bU.S. G.P.O. ;$$aDenver, CO :$$bFree on application to U.S. Geological Survey, Map Distribution,$$c1994. 000155718 300__ $$aiv, 55 p. :$$bill., maps ;$$c28 cm. 000155718 4901_ $$aU.S. Geological Survey circular ;$$v1097 000155718 500__ $$aShipping list no.: 94-0230-P. 000155718 504__ $$aIncludes bibliographical references. 000155718 5050_ $$aTour log: Denver to Idaho Springs and return / by Ralph R. Shroba, Kathleen C. Stewart, and Wallace R. Hansen -- Historical notes / by K. Stewart -- Geology and mineralization of the Idaho Springs and Central City Mining Districts / by Helen W. Folger -- Generation and interactions of mine drainage at the Argo Tunnel / by Kathleen S. Smith -- Influence of acid-mine drainage on Clear Creek, Colorado / by Walter H. Ficklin and K. Smith -- Constructed wetland treatment of acid mine discharge at Idaho Springs, Colorado / by John C. Emerick ... [et al.]. 000155718 650_0 $$aEnvironmental geology$$zFront Range (Colo. and Wyo.) 000155718 650_0 $$aEnvironmental geology$$zColorado$$zDenver Region. 000155718 650_0 $$aAcid mine drainage$$zFront Range (Colo. and Wyo.) 000155718 650_0 $$aAcid mine drainage$$zColorado$$zDenver Region. 000155718 7001_ $$aStewart, Kenneth C. 000155718 7001_ $$aSeverson, R. C.$$q(Ronald Charles),$$d1945- 000155718 7102_ $$aGeological Survey (U.S.) 000155718 830_0 $$aU.S. Geological Survey circular ;$$v1097. 000155718 85200 $$bgen$$hQE75$$i.C5$$ino.1097 000155718 85640 $$zOnline access$$uhttp://purl.access.gpo.gov/GPO/LPS100983 000155718 909CO $$ooai:library.usi.edu:155718$$pGLOBAL_SET 000155718 980__ $$aBIB 000155718 980__ $$aBOOK 000155718 983__ $$aOnline