	*Izett, Glen Arthur (1968) Geology of the Hot Sulphur Springs quadrangle, Grand County, Colorado. Professional Paper* 586. US Geological Survey doi:10.3133/pp586**	Report (issue)
	of the Hot Sulphur Springs Quadrangle, Grand County, Colorado GEOLOGICAL SURVEY PROFESSIONAL PAPER...of the Hot Sulphur Springs Quadrangle, Grand County, Colorado By GLEN A. IZEIT GEOLOGICAL SURVEY PROFESSIONAL...Middle Park Formation ______ --------------_ Windy Gap Volcanic Member ___________ _ Breccia of Marietta...Geologic map of the Hot Sulphur Springs quadrangle, Grand County, Colo __________________________ In pocket FIGURE...Sandstone________________ 25 10. Windy Gap Volcanic Member of the Middle Park Formation at Windy Gap_____________________
	*, (1963) Geological Survey research 1962: Short papers in geology, hydrology, and topography: Articles 180-239. Professional Paper* 450e. US Geological Survey doi:10.3133/pp450e**	Report (issue)
	intrusive rocks in the northern Wet Mountains, Colorado, by R. L. Parker and F. A. Hildebrand________..._____ 189. Windy Gap Volcanic Member of the Middle Park Formation, Middle Park, Colorado, by G. A. Izett...rocks at the Georgia Nuclear Laboratory, Dawson County, Georgia, by J. W. Stewart..--_____________._....fill in collapse structures, southeastern Eddy County, New Mexico, by J. B. Cooper-___ 226. Relation...fresh water to salt water at Centre Island, Nassau County, New York, by John Isbister____ _______ 227. Highly
	*(1910) Bibliography of North American geology for 1909, with subject index. Bulletin* Vol. 444. US Geological Survey doi:10.3133/b444**	Report (volume)
	Cincinnati, Ohio. Colorado Geological Survey: First Report; 1908. Denver, Colo. Colorado School of Mines:... Colo. Colorado Scientific Society: Proceedings, vol. 9, pp. 113-314. Denver, Colo. Colorado, University...vol. 12, pp. 95-222. Davenport, Iowa. . Delaware County Institute of Science: Proceedings, vol. 4, nos...Dakota Geological Survey: Fifth Biennial Report. Grand Forks, N. Dak. Nova Scotia Institute of Science:...D. C. West Virginia Geological Survey, vol. 4; County Reports, Marshall, Wetzel, and Tyler Counties.
	*Fiske, Richard S., Hopson, Clifford Andrae, Waters, Aaron Clement (1963) Geology of Mount Rainier National Park, Washington. Professional Paper* 444. US Geological Survey doi:10.3133/pp444**	Report (issue)
	canyon now lie buried beneath the lava till of Grand Park and Old Desolate. With the smoothing of the...Formation, one-half mile southeast of Panhandle Gap. !The plagioclase phenocrysts are largely replaced...unconformably beneath the 6 USGS Cenozoic loc. 22021, Lewis County, Wash. Mount Rainier quadrangle, 1: 125,000. :XE'4...generally restricted to celadonite, saponite, nontronite, and other montmorillonoids. These space relations...connected with this phase of volcanism are found at Windy Gap and Bee Flat in the Carbon River drainage. WELDED

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Nontronite from Windy Gap, Grand County, Colorado, USA

Nontronite from
Windy Gap, Grand County, Colorado, USA