000257891 000__ 01759cam\a2200433\a\45e0 000257891 001__ 257891 000257891 005__ 20220217104638.0 000257891 007__ he\bmb024bbca 000257891 008__ 020813s2001\\\\couab\\\bb\\\f000\0\eng\c 000257891 035__ $$a(OCoLC)ocm50398392 000257891 035__ $$a257891 000257891 040__ $$aMST$$cMST$$dGPO 000257891 042__ $$apcc 000257891 043__ $$an-us-co 000257891 049__ $$aISEA 000257891 074__ $$a0624-H (MF) 000257891 0860_ $$aI 19.76:94-0260 B 000257891 1001_ $$aLipman, Peter W. 000257891 24510 $$aPhenocryst compositions of late ash-flow tuffs from the central San Juan caldera cluster$$h[microform] :$$bresults from Creede drill-hole samples and implications for regional stratigraphy /$$cby Peter W. Lipman, Patricia E. Weston. 000257891 260__ $$a[Denver, Colo.] :$$bU.S. Dept. of the Interior, U.S. Geological Survey,$$c2001. 000257891 300__ $$a43 p. :$$bill., maps ;$$c28 cm. 000257891 440_0 $$aPreliminary scientific results of the Creede caldera Continental Scientific Drilling Program 000257891 4901_ $$aOpen-file report ;$$v94-260-B 000257891 500__ $$aCover title. 000257891 500__ $$a"P.M. Bethke, editor." 000257891 500__ $$aShipping list no.: 2002-0363-M. 000257891 504__ $$aIncludes bibliographical references (p. 12-13). 000257891 533__ $$aMicrofiche.$$b[Denver, Colo. :$$cU.S. Geological Survey,$$d2002].$$e1 microfiche : negative. 000257891 650_0 $$aVolcanic ash, tuff, etc.$$zColorado$$zCreede Region. 000257891 650_0 $$aPhenocrysts$$zColorado$$zCreede Region. 000257891 650_0 $$aBoring$$zColorado$$zCreede Region. 000257891 651_0 $$aCreede Formation (Colo.) 000257891 7001_ $$aWeston, Patricia E. 000257891 7001_ $$aBethke, Philip Martin,$$d1930- 000257891 7102_ $$aGeological Survey (U.S.) 000257891 7102_ $$aU.S. Continental Scientific Drilling Program. 000257891 7760_ $$cOriginal$$w(OCoLC) 46592765. 000257891 830_0 $$aU.S. Geological Survey open-file report ;$$v94-260-B. 000257891 85230 $$bdfich$$hI 19.76:$$i94-0260 B 000257891 909CO $$ooai:library.usi.edu:257891$$pGLOBAL_SET 000257891 980__ $$aBIB 000257891 980__ $$aGOV RESOURCE 000257891 994__ $$aE0$$bISE