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Nahanni River

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Journal Article
Published: 01 March 1973
Canadian Journal of Earth Sciences (1973) 10 (3): 366–378.
...D. C. Ford Abstract In its middle section, the South Nahanni River flows through four deep, meandering canyons incised through ranges of the southern Mackenzie Mountains. The downstream canyon, First Canyon, contains fossil solution caves of shallow phreatic type developed in limestone...
Series: AAPG Memoir
Published: 01 January 1973
DOI: 10.1306/M19375C8
EISBN: 9781629812199
... A broad area of shallow-shelf carbonate beds of the Nahanni Formation (Eifelian-Givetian) borders the Canadian shield in the District of Mackenzie, N.W.T. To the west, in the region of Deadman's Valley in the South Nahanni River area, the carbonate rocks grade into a basinal facies within about...
Journal Article
Published: 01 September 1971
Bulletin of Canadian Petroleum Geology (1971) 19 (3): 570–588.
... AT EDGE O F EARLY MID-DEVONIAN CARBONATE SHEL F SOUTH NAHANNI RIVER AREA, N.W.T . l J. P . A. NOBLE AND R. D. FERGUSON 3 ABSTRACT A broad area of shallow-shelf carbonates of Nahanni age (Eifelian-Givetian ) borders the Canadian Shield in the District of Mackenzie, N.W.T. To the west , in the region...
Series: AAPG Special Publication
Published: 01 January 1958
DOI: 10.1306/SV17349C18
EISBN: 9781629812441
... Abstract A thick section of Mississippian rocks is exposed west of Jackfish River in the LaBiche Range of the Mackenzie Mountains near South Nahanni River, Northwest Territories, Canada. Location is 123°59′ West Longitude, 61°06′ North Latitude. From fossil evidence rocks of Kinderhook, Osage...
Journal Article
Journal: AAPG Bulletin
Published: 01 February 1956
AAPG Bulletin (1956) 40 (2): 418–419.
...W. H. H. Patton ABSTRACT A thick section of Mississippian rocks is exposed west of Jackfish River in the LaBiche Range of the MacKenzie Mountains near South Nahanni River, Northwest Territories. From fossil evidence rocks of Kinderhook, Osage, Meramec, and Chester ages are known to be present...
Journal Article
Journal: AAPG Bulletin
Published: 01 November 1951
AAPG Bulletin (1951) 35 (11): 2409–2426.
...Dave R. Kingston ABSTRACT The South Nahanni River flows southeast out of the Mackenzie Mountains of Northwest Territories, Canada. A total of eight weeks were spent in the valley of the South Nahanni and reconnaissance geology was undertaken along approximately 150 miles of the river. Cambrian...
FIGURES | View All (9)
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Sketch map showing location of South <span class="search-highlight">Nahanni</span> <span class="search-highlight">River</span>.
Published: 01 November 1951
FIG. 1a. Sketch map showing location of South Nahanni River.
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Summary of section along upper South <span class="search-highlight">Nahanni</span> <span class="search-highlight">River</span>, N.W.T.
Published: 01 November 1951
FIG. 1b. Summary of section along upper South Nahanni River, N.W.T.
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Map showing location of sections along South <span class="search-highlight">Nahanni</span> <span class="search-highlight">River</span>.
Published: 01 November 1951
FIG. 2. Map showing location of sections along South Nahanni River.
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Structure sections across South <span class="search-highlight">Nahanni</span> <span class="search-highlight">River</span>.
Published: 01 November 1951
FIG. 2a-f. Structure sections across South Nahanni River.
Journal Article
Published: 01 April 1988
Bulletin of the Seismological Society of America (1988) 78 (2): 590–616.
...R. J. Wetmiller; R. B. Horner; H. S. Hasegawa; R. G. North; M. Lamontagne; D. H. Weichert; S. G. Evans Abstract Two large magnitude earthquakes occurred in 1985 near the North Nahanni River in the northeast Cordillera, Northwest Territories, Canada, on 5 October ( M S 6.6) and 23 December ( M S 6.9...
Journal Article
Published: 01 December 1989
Bulletin of the Seismological Society of America (1989) 79 (6): 1736–1761.
...David M. Boore; Gail M. Atkinson Abstract The sequence of earthquakes that began in October 1985 near the Nahanni River, Northwest Territories, Canada, provides an exceptional opportunity to study the variation with magnitude of the source spectra from intraplate earthquakes. We study the spectral...
Journal Article
Published: 01 April 1975
Canadian Journal of Earth Sciences (1975) 12 (4): 663–697.
...Rolf Ludvigsen Abstract Ordovician strata of the South Nahanni River area occur as a western fine clastic facies with graptolitic faunas (Road River Formation) and an eastern carbonate facies with shelly faunas (Broken Skull, Sunblood, Esbataottine, and Whittaker Formations). The lithofacies...
Journal Article
Published: 01 May 1977
Canadian Journal of Earth Sciences (1977) 14 (5): 1179–1185.
...J. Schroeder Abstract Exploration has been continuing on the karst system developed within the cliffs of the First Canyon (300–1050 m deep) of the South Nahanni River(61°18′ N, 124°10′ W). Probably the most northerly on the North American continent, this karst region is within the discontinuous...
Journal Article
Published: 01 September 1969
Journal of Paleontology (1969) 43 (5): 1114–1121.
...D. E. Jackson; J. R. Etherington Abstract Cyrtograptus canadensis n. sp. and C. laqueus n. sp. are described from several localities in the South Nahanni River region, Mackenzie, Northwest Territories, and in northern Yukon. These are the oldest cyrtograptids known from northwestern Canada...
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Panoramic view of the Lower and Middle Devonian succession exposed at First...
Published: 01 September 2018
Figure 20. Panoramic view of the Lower and Middle Devonian succession exposed at First Canyon along South Nahanni River. Nahanni, Headless and Landry formational contacts are shown in yellow dashes. About 2000 metres of strata are exposed (note helicopter for scale). Inset photo of a core sample
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Fig. 9.   ( e ) Paleogeography ca. 11.5 ka BP. The LIS was no longer in con...
Published: 21 May 2008
Fig. 9. ( e ) Paleogeography ca. 11.5 ka BP. The LIS was no longer in contact with the Liard Range but was still against the eastern flanks of the Nahanni Range farther north. The level of glacial Lake Liard was maintained at ca. 400 m a.s.l. by drainage up the mouth of South Nahanni River. Given
Journal Article
Published: 01 March 2000
Bulletin of Canadian Petroleum Geology (2000) 48 (1): 19–29.
... is the northeast continuation of the Beaver Fault toward the confluence of the South Nahanni and Liard rivers and into the Interior Platform. It is oriented sub-parallel with the Liard Line farther south. Cumulative Laramide-aged dextral movement of 10 to 20 kilometres is inferred to have occurred along the Beaver...
FIGURES | View All (8)
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Stratigraphic correlations among the major units in the Windermere Supergro...
Published: 08 March 2019
Figure 12. Stratigraphic correlations among the major units in the Windermere Supergroup of the northern Canadian Cordillera and central Rocky Mountains. Cassiar Mountains data from Mansy and Gabrielse (1978) ; Little Nahanni River data from Gordey and Anderson (1993) ; Central Rocky Mountains
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Fig. 4.    (1–7)  Photographs of borings and epibionts in  Thaerodonta -typ...
Published: 04 March 2008
River, NRST27S9, scale bar = 1 mm. (3) Boring with healing structure in a Keele River Megastrophia specimen, KRM4S1, scale bar = 0.5 mm. (4) Multiple, penetrative borings in a Nahanni River Strophomena fluctuosa , NRSF3S7, scale bar = 0.5 mm. (5) Bryozoan in association with boring (bottom right