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Saint Mary River-lower Willow Creek sandstones

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Journal Article
Journal: GSA Bulletin
Published: 01 March 2011
GSA Bulletin (2011) 123 (3-4): 507–533.
... of cross-stratified shallow marine sandstone. The youngest foreland basin deposits preserved in regions adjacent to the thrust belt are the St. Mary River and Willow Creek Formations, which are broadly dated by vertebrate and invertebrate fossils as Maastrichtian–early Paleocene ( Russel, 1950 , 1968...
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Series: GSA Field Guide
Published: 01 January 2008
DOI: 10.1130/2007.fld010(06)
EISBN: 9780813756103
... Abstract The Boulder Creek Watershed, within the Front Range region of Colorado, istypical of many western watersheds because it is composed of a high-gradient upperreach mostly fed by snowmelt, a substantial change in gradient at the range front, andan urban corridor within the lower gradient...
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Journal Article
Published: 01 December 2001
Bulletin of Canadian Petroleum Geology (2001) 49 (4): 472–496.
... sheet ( Dawson et al., 1994 ). This northward thinning, accompanied by a general fining of the lower St. Mary River Formation, results in little to no mechanical contrast between the Drywood Creek (uppermost Belly River Group, Fig. 6 ), Bearpaw, and lower St. Mary River formations. Interpreted thinning...
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Journal Article
Published: 01 June 1996
Bulletin of Canadian Petroleum Geology (1996) 44 (2): 215–232.
.... The Saint Mary River Formation is an interbedded sandstone, siltstone and shale unit. Overlying the Saint Mary River Formation is the Willow Creek Formation. This unit contains the Cretaceous-Tertiary boundary and consists of terrigenous interbedded sandstones, iltstones and shales. The entire section...
Journal Article
Journal: AAPG Bulletin
Published: 01 October 1952
AAPG Bulletin (1952) 36 (10): 2011–2025.
... localities in the Merced formation between San Pablo Bay and the Russian River (Weaver, 1949) 18 have been correlated with the middle Pliocene Etchegoin sands. The best locality is on the Wilson Ranch along the Russian River 2 miles above the mouth of Mark West Creek and 5 miles west of Santa Rosa (Osmont...
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Journal Article
Published: 02 September 2010
Canadian Journal of Earth Sciences (2010) 47 (9): 1159–1181.
... the species is documented in penecontemporaneous beds in the St. Mary River Formation, and from the upper Maastrichtian Laramie Formation of Colorado, and Willow Creek Formation of Alberta, it does not occur in the upper Campanian portion of the Horseshoe Canyon Formation ( Tozer 1956 ), where the species V...
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Journal Article
Journal: SEG Discovery
Published: 01 January 2005
SEG Discovery (2005) (60): 1–64.
... (1), Mexico (1), Russia (1), and 1 inactive chapter in the United States (Texas/El Paso). Students make up about 8% of the membership, slightly lower than the average for the past five years. The SEG Foundation continues to pro- vide important subsidies required to sus- tain special membership...
Series: SEPM Concepts in Sedimentology and Paleontology, SEPM Concepts in Sedimentology and Paleontology
Published: 01 January 2013
DOI: 10.2110/sepmcsp.11.214
EISBN: 9781565762893
... Yellow Cat Member) cite the Early Cretaceous Cedar Mountain Formation (CA139: 39°N, 109.5° W). Schwarz (1988) cited calcrete from the Aptian lower member of the Pigeon Creek Formation (CA140: 39.6°N, 112°W). Wyoming and Idaho: Glass and Wilkinson (1980) discussed Early Cretaceous calcrete from...
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Journal Article
Journal: SEG Discovery
Published: 01 July 1996
SEG Discovery (1996) (26): 1–44.
.... KAMILLI HIROSHI KANBARA DAVID L. KELLY WILLIAM C. KELLY LESTER KEMP* KN ENERGY STEVE KESLER TAKAO KOBAYASHI FRANK KOTTLOWSKI KONRAD B. KRAUSKOPF LEENDERT G. KROL LANG EXPLORATION DRILLING DENNIS J. LAPOINT DUNCAN LARGE ANDREW W. LEE BENJAMIN LEONARD Ill PAUL A. LINDBERG MARY L. LITTLE JAMES LOGHRY* DAVID...
Journal Article
Journal: SEG Discovery
Published: 01 July 2004
SEG Discovery (2004) (58): 1–60.
... for digital systems, and currently reaches tens of CCD per millimeter. For a given CCD array on the focal plane, the lens system is optimized for that resolu- tion. Thus, it is not possible to add a 2× magnification lens to double the spatial resolution, although the platform can be flown at a lower altitude...
Journal Article
Published: 01 February 2016
Clays and Clay Minerals (2016) 64 (1): 3–74.
... streambed by the pathway along meadow enclosures. On the gently hilly platforms of the local Doubrava basin, which surrounds the canyon of the river, gneisses are primarily overlain by marlite and less commonly by sandstones of the Cretaceous period. In contrast to the hard, non-permeable gneisses...
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Journal Article
Journal: SEG Discovery
Published: 01 October 2000
SEG Discovery (2000) (43): 1–52.
... del Condor. The exploration program, initially mounted in search of gold in the Oriente foreland basin, employed panned-concen­ tra te drainage sampling. Follow-up of the resulting anomalies utilized soil sampling combined with rock-chip sampling and geologic mapping of the restricted creek outcrops...