	*Gross, Eugene B. (1965) A unique occurrence of uranium minerals, Marshall Pass, Saguache County, Colorado. American Mineralogist, 50 (7-8) 909-923*	Journal (article/letter/editorial)
	OCCURRENCE OF URANIUM MINERALS, MARSHALL PASS, SAGUACHE COUNTY, COLORADO EucoNn B. Gnoss, California Di,aisi,onof...uncovered in the Marshall pass district, Saguache County, Colorado. Two of the ore bodies occurred in alluvium...10,000 feet. The largest of these, on the Lookout No. 22 claim, produced about five tons of high-grade... The uranium deposit herein described,the Lookout 22 claim, is in a group of claims,15 to 34 inclusive...showing Iocation of the Lookout No. 22 claim, near Marshall Pass, SaguacheCountY, Colorado. on the west slopeof
	*Nelson-Moore, James L., Collins, Donna Bishop, Hornbaker, A. L. (1978) Radioactive Mineral Occurrences of Colorado and Bibliography. Bulletin* 40. Colorado State Geological Survey**	Report (volume)
	tt , " • - " ! " " " Sp~I"r"-~l ~. ~.-. 22 by James L Nelson - Moore, " Donna Bishop Col/ins... . 234 " y { " ,-t .. .~,:",. I " , COLORADO "or.! _ +, (~ STATE OF .~ :'(' COL~ADO /... BULLETIN 40 RADIOACTIVE MINERAL OCCURRENCES OF COLORADO AND BlaLlllGRAPHY by James L. Nelson-Moore,...Energy COLORADO GEOLOGICAL SURVEY DEPARTMENT OF NATURAL RESUURCES STATE OF COLORADO DENVER, COLORADO 1978...ete 11 st r ng of rad i aaet 1ve occurrences 1n Colorado, with a comprehensive blbi iography and bibliographic
	*(1988) Geology and geochemistry of the Pitch uranium mine area, Saguache County, Colorado. Bulletin* Vol. 1797. US Geological Survey doi:10.3133/b1797**	Report (volume)
	most recent annual"Price and Availability List" are no longer available. Prices of reports released to the...2600 corridor, 18th and C Sts., NW. • DENVER, Colorado--Federal Bldg., Rm. 169, 1961 Stout St. • LOS...ROLLA, Missouri--1400 Independence Rd. • DENVER, Colorado--Map Distribution, Bldg. 810, Federal Center •...Geochemistry of the Pitch Uranium Mine Area, Saguache County, Colorado By j. THOMAS NASH Description and interpretation...geochemistry of the Pitch uranium mine area, Saguache County, Colorado. (U.S. Geological Survey bulletin ; 1797)
	Nash, J. Thomas (1979) Geology, petrology, and chemistry of the Leadville Dolomite: host for uranium at the Pitch Mine, Saguache County, Colorado. Open-File Report Vol. 1979 (79-1566) US Geological Survey doi:10.3133/ofr791566	Report (issue)
	Dolomite: host for uranium at the Pitch Mine, Saguache County, Colorado by J. Thomas Nash Open-File Report 79-1566...Dolomite: host for uranium at the Pitch mine, Saguache County, Colorado by J. Thomas Nash ABSTRACT Newly documented...exploration target over a broad area of central Colorado. Carbonate rocks of the Bel den Formation, in...gossan that is characterized by residual silica and limonite and by high radioactivity but low chemical uranium...Mine is located in the Sawatch Range in Saguache County, Colorado, about 60 km east of Gunnison (fig. 1)

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Limonite from Lookout No. 22 claim, Saguache County, Colorado, USA

Limonite from
Lookout No. 22 claim, Saguache County, Colorado, USA