Izett, G. A., & Wilcox, R. E. (1968). Perrierite, chevkinite, and allanite in upper Cenozoic ash beds in the western United States. American Mineralogist: Journal of Earth and Planetary Materials, 53(9-10), 1558-1567.

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	*Izett, G. A., Wilcox, R. E. (1968) Perrierite, chevkinite, and allanite in Upper Cenozoic ash beds in the Western United States. American Mineralogist, 53 (9-10) 1558-1567*	Journal (article/letter/editorial)
	earliest Miocene age from along Goshen Hole Rim in southeastern Wyoming (Table 1) and from near Chimney...Pearlette Ash Member, Borchers locality, Meade County, Kans.; glass adhering to edges of crystal. C,...ash in Iower part of Troublesome Formation, Grand County, Colo.; glass adhering to edge of crystal. Photographs...western United Statesincluding YellowstonePark, Wyoming. Jemez Mountains area, New Mexico, and southern...Pleistoceneagein Colorado,Kansas,Nebraska, New Mexico, Wyoming, and California. It was found in several silicic
	*Izett, Glen Arthur (1968) The Miocene Troublesome Formation in Middle Park, northwestern Colorado. Open-File Report* Vol. 1968 (68-142) US Geological Survey doi:10.3133/ofr68142**	Report (issue)
	Miocene Troublesome Formation near Kremmling, Grand County, Colo- 2 2. Sketch map showing distribution of...rivers of northwestern Colorado and south-central Wyoming 3 3. Schematic section showing relation between...and selected areas in Colorado, Nebraska, and Wyoming 10 5. Some reported occurrences of ash beds in...Formation of Miocene age near Kremmling, Grand County, Colo 7 2. Petrographic characteristics of selected...Miocene ash beds from Colorado, Nebraska, and Wyoming---- 17 3. Chemical analyses of glass shards of
	*Higgins, Charles G., Coates, Donald R. (1990) Groundwater geomorphology : the role of subsurface water in earth-surface processes and landforms. GSA Special Paper* 252. Geological Society of America**	Report (issue)
	Geology and Geophysics, Woods Hole Oceanographic Institution, Woods Hole, Massachusetts 02543 Derek C...Geology and Geophysics, University of Wyoming, Laramie, Wyoming 82077 Wilton N. Melhorn, Department of...Geology and Geophysics, Woods Hole Oceanographic Institution, Woods Hole, Mas- sachusetts 02543 David...INTERSECTING FREE FACE \| '[°\|/ 1 \| ia \| a — SY HOLE INTERSECTING FREE FACE . ‘ OUTLET GENERATED BY...literature. Mechanics of tunnel scour Water may enter a hole or crack from some saturated zone within or at the
	*Roberts, Willard Lincoln, Rapp, George Robert Jr., Weber, Julius (1974) Encyclopedia of Minerals* (1st ed.) Van Nostrand Reinhold Co., New York.**	Book (edition)
	the Fuernrol No. 2 mine, Temple Mountain, Emery County, Utah; also sparsely disseminated in uraniferous...in the Cave Hills and Slim Buttes areas, Harding County, South Dakota. BEST REF. IN ENGLISH: Thompson,...Little Emma mine, Clear Creek County; at the Enterprise n1ine, Dolores County; and at the Double Header lode...lode , Su1nmit County . rt is also found in Canada, Mexico, Czechoslovakia, and Germany. Acanthite is...California, Idaho (ferroactinolite), Colorado, Arizona, Wyoming (nephrite), South Dakota , Minnesota, Pennsylvania
	*Roberts, Willard Lincoln, Campbell, Thomas J., Rapp, George Robert Jr. (1990) Encyclopedia of Minerals* (2nd ed.) Van Nostrand Reinhold Co., New York.**	Book (edition)
	Willard Lincoln. Encyclopedia of minerals ~~cbe County Public Library Saguache, Colorado OEMCO For Refere...the Fuemrol No. 2 mine, Temple Mountain, Emery County, Utah; also sparsely disseminated in uraniferous...in the Cave Hills and Slim Buttes areas, Harding County, South Dakota. SELECTED REFERENCES: Thompson, M...oil shale of the Green River Formation, Uintah County, Utah, associated with authigenic orthoclase, pyrite;...Creek County; at the Enterprise mine, Dolores County; at the Double Header lode, Summit County, and in

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Tuff from Goshen Hole Rim, Goshen County, Wyoming, USA

Tuff from
Goshen Hole Rim, Goshen County, Wyoming, USA