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Portneuf River

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Journal Article
Journal: AAPG Bulletin
Published: 01 July 1984
AAPG Bulletin (1984) 68 (7): 941.
...Christopher Martin ABSTRACT The study was made to determine the subsurface shape and extent of faulting in the section of the Portneuf River valley between Lava Hot Springs and McCammon, Idaho. A series of roughly north-south-trending faults cuts the valley, leading to a stepped bed-rock surface...
Image
Shaded relief map of the <span class="search-highlight">Portneuf</span> <span class="search-highlight">River</span> Valley and the path that Bonneville...
Published: 01 May 2015
Figure 4. Shaded relief map of the Portneuf River Valley and the path that Bonneville floodwaters followed from the outlet at Red Rock Pass onto the Snake River Plain. Six samples were collected from boulders atop the Portneuf lava flow, in the town of Inkom, Idaho.
Series: DNAG, Centennial Field Guides
Published: 01 January 1987
DOI: 10.1130/0-8137-5402-X.139
EISBN: 9780813754086
... of the road. The outcrops south of Portneuf Narrows (Stop 2) are reached by heading south on Fort Hall Mine Road from exit 63. Cross the Union Pacific Railroad and the Portneuf River and proceed 0.2 mi (0.3 km) to Portneuf Road. Cross it, and continue straight for 0.6 mi (l km). There, bear left onto dirt...
Series: GSA Special Papers
Published: 01 January 1993
DOI: 10.1130/SPE274-p1
... Approximately 14,500 yr ago, Pleistocene Lake Bonneville discharged 4,750 km 3 of water over the divide between the closed Bonneville basin and the watershed of the Snake River. The resulting flood, released near Red Rock Pass, Idaho, followed the present courses of Marsh Creek, the Portneuf...
Journal Article
Journal: GSA Bulletin
Published: 01 March 1962
GSA Bulletin (1962) 73 (3): 385–388.
...HAROLD T STEARNS Abstract A catastrophic flood, probably exceeding 10 million cfs, was released down the Portneuf River at Red Rock Pass, Idaho, when ancient Lake Bonneville broke its natural dam in Wisconsin time. The flood entered the Snake River and overflowed banks at bends and constrictions...
Image
Figure 5. Modern stream sediment detrital zircon age information shown in h...
Published: 01 September 2006
Falls Creek (S8–S10); (F) Raft River–Goose Creek composite (S11–S12); (G) Portneuf River system composite (S13–S14); (H) Composite Middle Snake River (S1, S3–S24).
Series: GSA Field Guide
Published: 01 January 2011
DOI: 10.1130/2011.0021(04)
EISBN: 9780813756219
... River Plain. Figure 4. Transverse geologic cross-section of the southern Portneuf Valley. See Figure 3 for profile location. Lower section shows details of subsurface geology including several Neoproterozoic and Cambrian formations disconformably overlain by Salt Lake Group (Tsu...
FIGURES | View All (6)
Image
Seismic stratigraphy of the (A) submarine <span class="search-highlight">Portneuf</span> delta, (B) submarine Man...
Published: 30 June 2017
Figure 6. Seismic stratigraphy of the (A) submarine Portneuf delta, (B) submarine Manicouagan delta, (C) Les Escoumins river-fed canyon/fan system, and (D) Les Escoumins longshore drift–fed canyon and fan system. In all four cases, the main submarine fan units overlie transparent to low-amplitude
Image
Bathymetry of the submarine deltas and fans discussed in the text. (A) The ...
Published: 30 June 2017
Figure 5. Bathymetry of the submarine deltas and fans discussed in the text. (A) The Portneuf delta illustrating buried channels at the mouth of the river and the prevalence of longshore drift landforms (spit) in the nearshore environment. (B) The Manicouagan delta illustrating channels
Journal Article
Journal: GSA Bulletin
Published: 01 December 1961
GSA Bulletin (1961) 72 (12): 1739–1748.
..., by way of the Marsh Creek-Portneuf valley, laid down a deltaic-fluvial deposit here named the Michaud Gravel. At this time the Snake River, greatly augmented by Lake Bonneville overflow, began to cut channels through and around a lava dam. Terraces between Aberdeen, American Falls, and Pocatello were...
Image
—Photograph of a small (1-m) detachment fold in the Deschambault Formation ...
Published: 01 May 1993
Figure 10 —Photograph of a small (1-m) detachment fold in the Deschambault Formation of the Trenton Group immediately adjacent to the power station on the Jacques Cartier River just below Portneuf. The fold is on the “downthrown” side of the Neuville fault at this location. Rock hammer for scale.
Journal Article
Journal: AAPG Bulletin
Published: 01 May 1979
AAPG Bulletin (1979) 63 (5): 836–837.
...Steven S. Oriel; Lucian B. Platt Abstract West of the Paris and Putnam faults (Bear River and Portneuf Ranges, Idaho), thrust plates of younger strata overlie older with tectonic omissions as great as 7 km, in contrast to eastern foreland thrusts of older over younger strata with repetitions...
Journal Article
Journal: GSA Bulletin
Published: 01 September 2006
GSA Bulletin (2006) 118 (9-10): 1027–1050.
... Falls Creek (S8–S10); (F) Raft River–Goose Creek composite (S11–S12); (G) Portneuf River system composite (S13–S14); (H) Composite Middle Snake River (S1, S3–S24). ...
FIGURES | View All (12)
Journal Article
Published: 03 July 2009
Canadian Journal of Earth Sciences (2009) 46 (5): 331–353.
... prospects in the Portneuf–Mauricie Domain represent possible new targets, understanding their origin is essential in the current metal-market context. Fig. 1. Map showing the tectonic subdivisions of the Grenville Province (modified from Rivers et al. 1989 ). The study area is located on the map...
FIGURES
Journal Article
Published: 01 December 2015
Rocky Mountain Geology (2015) 50 (2): 119–151.
... Paris thrust geometries as defined by the regional Cambrian–Miocene unconformity. SM - Samaria Mountains; MV - Malad Valley; SBR - southern Bannock Range; CV - Cache Valley; SPR - southern Portneuf Range and study area; GV - Gem Valley; BRR - Bear River Range; BLV - Bear Lake Valley. Modified after...
FIGURES | View All (13)
Image
Schematic cross section showing preextensional Paris thrust geometries as d...
Published: 01 December 2015
Figure 4. Schematic cross section showing preextensional Paris thrust geometries as defined by the regional Cambrian–Miocene unconformity. SM - Samaria Mountains; MV - Malad Valley; SBR - southern Bannock Range; CV - Cache Valley; SPR - southern Portneuf Range and study area; GV - Gem Valley; BRR
Journal Article
Journal: GSA Bulletin
Published: 30 June 2017
GSA Bulletin (2017) 129 (11-12): 1424–1441.
...Figure 6. Seismic stratigraphy of the (A) submarine Portneuf delta, (B) submarine Manicouagan delta, (C) Les Escoumins river-fed canyon/fan system, and (D) Les Escoumins longshore drift–fed canyon and fan system. In all four cases, the main submarine fan units overlie transparent to low-amplitude...
FIGURES | View All (9)
Journal Article
Journal: Lithosphere
Publisher: GSW
Published: 01 February 2013
Lithosphere (2013) 5 (1): 128–150.
... (Late Proterozoic–Cambrian), Bannock, Portneuf, and Bear River Ranges, southeastern Idaho , in Miller W.R. , ed., The Thrust Belt Revisited: 38th Annual Wyoming Geological Association Guidebook , p. 133 – 148 . Link P. Christie-Blick N. Devlin W. Elston D. Horodyski R...
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Journal Article
Journal: GSA Bulletin
Published: 10 November 2021
GSA Bulletin (2022) 134 (7-8): 1834–1844.
..., which includes only the upstream reaches of the Snake River system, such as the South Fork Snake River (samples M30–31), Henrys Fork (sample M24), the East Lost Trough (samples M17–20), and the Portneuf River (sample M14). This model is designed to test whether Lake Idaho, seated in the western Snake...
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Journal Article
Journal: Geosphere
Published: 18 February 2022
Geosphere (2022) 18 (2): 825–849.
... on Oxford Mountain and the Portneuf area, southeast Idaho , in Lee , J. , and Evans , J.P. , eds. , Geologic Field Trips to the Basin and Range, Rocky Mountains, Snake River Plain, and Terranes of the U.S. Cordillera : Geological Society of America Field Guide 21 , p. 165 – 180 , https...
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