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Forest Mount Subterrane

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Journal Article
Journal: Economic Geology
Published: 01 December 2000
Economic Geology (2000) 95 (8): 1753–1773.
... 1. Principal Features of Terranes North of the Iapetus Suture in Britain and Ireland ( Hutton et al., 1987 ; Bluck et al., 1992 ; Ryan et al., 1995 ) Terrane or subterrane Key ( Fig. 1 ) Formation and main rock type Age Paleotectonic setting Metamorphic-structural history...
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Journal Article
Journal: Economic Geology
Published: 01 November 2004
Economic Geology (2004) 99 (7): 1281–1306.
... consists of parautochthonous rocks and the Endicott Mountains and De Long Mountains subterranes. The Endicott Mountains allochthon of the western Brooks Range is the setting for many sulfide and barite occurrences, such as the supergiant Red Dog zinc-lead mine. Mineralization is sediment hosted and most...
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Journal Article
Journal: Lithosphere
Publisher: GSW
Published: 26 February 2021
Lithosphere (2021) 2021 (1): 7866944.
... terranes with different pre-Permian histories, the main Craig subterrane and the much smaller Admiralty subterrane of Admiralty Island, southeast Alaska [ 15 ]. In northwestern Yukon/east-central Alaska, Craig terrane volcanic, carbonate, and siliciclastic strata are subdivided into the Donjek (Upper...
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Series: GSA Field Guides, GSA Field Guides
Published: 01 January 2017
DOI: 10.1130/2017.0049(06)
EISBN: 9780813756493
...–Jurassic Low-grade pillow basalt, chert, and limestone Misch (1966) ; Monger (1986) ; Tabor et al. (2003) Methow terrane Northern subterrane Spider Peak Formation Early Triassic Ophiolitic greenstone and chert Ray (1990) Ladner Group Mahoney (1993...
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Series: GSA Field Guide
Published: 01 January 2016
DOI: 10.1130/2016.0041(07)
EISBN: 9780813756417
... of the Wallowa terrane, but we briefly discuss Cenozoic geology, including the Miocene Columbia River Basalt Group and late Pleistocene and Holo-cene unconsolidated sediment deposits, including those left by the Bonneville and Missoula floods and the eruption of Mount Mazama. All period, epoch, and stage ages...
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Journal Article
Journal: Geosphere
Published: 02 November 2020
Geosphere (2020) 16 (6): 1479–1494.
... and/or colluvium ( Yeend, 1997 ). Furthermore, the geologic map differentiates exposures of the Mount Galen volcanics and Teklanika volcanic units by lithology, including basalt, andesite, rhyolite, tuff, and tuff breccia where surface exposure of bedrock is adequate. Mapped lithologies are described in summary...
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Journal Article
Journal: GSA Bulletin
Published: 01 September 2011
GSA Bulletin (2011) 123 (9-10): 1939–1965.
...). Regionally, portions of the Baker terrane have been interpreted to represent a disrupted forearc region (Greenhorn subterrane) and an associated oceanward accretionary prism (Bourne subterrane; Ferns and Brooks, 1995 ; Schwartz et al., 2010 ). The Baker terrane is widely considered to be correlative...
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Journal Article
Journal: GSA Bulletin
Published: 01 January 2008
GSA Bulletin (2008) 120 (1-2): 179–194.
... the Sawyers Bar area exhibit a significant population of 400–460 Ma zircons, as well as a wide range of Proterozoic U-Pb ages. The Paleozoic zircon ages are similar to those of minor plutons that intrude the Eastern Klamath Trinity and Redding subterranes ( Irwin and Wooden, 1999 ; Gehrels and Miller, 2000...
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Series: Geological Society, London, Special Publications, Geological Society, London, Special Publications
Published: 01 January 2009
DOI: 10.1144/SP318.10
EISBN: 9781862395664
... continental margin. Fig. 3. Geological map of the Okanagan–Kootenay region of southern British Columbia (modified after Massey et al. 2005 ; Thompson et al. 2006 ). Detrital zircon samples reported by Lemieux et al. (2007) and other significant features of the Okanagan subterrane and southern...
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Journal Article
Journal: Geosphere
Published: 01 February 2008
Geosphere (2008) 4 (1): 260–291.
FIGURES | View All (13)
Series: GSA Field Guide
Published: 01 January 2009
DOI: 10.1130/2009.fld015(08)
EISBN: 9780813756158
... to the intersection with USFS (U.S. Forest Service) road 3242 [UTM 0496609 4737500]. Turn left onto USFS 3242 and continue for 6.2 mi to the serpentinite quarry [UTM 0498720 4733443]. Turn left and leave USFS Road 3242, switchback to the north and drive 1.2 mi toward Red Mountain. Park in the swale and walk uphill...
Journal Article
Journal: GSA Bulletin
Published: 01 July 2010
GSA Bulletin (2010) 122 (7-8): 1067–1080.
... and clays with shallow-water pelecypods and gastropods of the Forest Creek Formation ( McKenzie and Goldthwait, 1971 ). The thickest and most extensive glacial deposits preserved above sea level are Neoglacial gravels, known as the Van Horn Formation. They are interpreted as coalescing outwash fans...
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Journal Article
Published: 01 January 1939
Bulletin of the Seismological Society of America (1939) 29 (1): 1–297.
..., is not included. The title, however, was used by both Holden and McAdie in their catalogs, and for want of a better one we are continuing its use. In 1898 Professor Edward S. Holden, then Director of the Lick Observatory, Mount Hamilton, California, published a "Catalogue of Earthquakes of the Pacific Coast from...
Journal Article
Journal: Economic Geology
Published: 01 August 2021
Economic Geology (2021) 116 (5): 1161–1187.
... ; Allen and Campbell, 2012 ; Crowley et al., 2014 ; Solari et al., 2015 ), then set in epoxy resin mounts and polished. Transmitted and reflected light photography and scanning electron microscope-cathodoluminescence (SEM-CL) images were taken to assist with spot selection for analyses by LA-ICP-MS...
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Journal Article
Published: 09 September 2019
Canadian Journal of Earth Sciences (2020) 57 (5): 575–600.
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Journal Article
Journal: Economic Geology
Published: 01 January 2016
Economic Geology (2016) 111 (1): 179–198.
.... The Quesnel Lake district ( Figs. 1 , 2 ) is underlain mainly by metasedimentary and, to lesser extent, by metavolcanic rocks of the Barkerville subterrane (a northern extension of the Kootenay terrane) and the Cariboo terrane (a displaced segment of the ancestral North American margin; Struik, 1988...
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Journal Article
Journal: Geosphere
Published: 01 August 2008
Geosphere (2008) 4 (4): 687–712.
... across the range or near the base of the conglomeratic sedimentary unit (Tsc) ( Plate 1 ), and the number and diameter of the blocks generally diminish to the south. The source area was most likely in the footwall of the major northwest-striking fault south of Mount Tobin, where only pre-Tertiary rocks...
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Series: Geological Society, London, Special Publications, Geological Society, London, Special Publications
Published: 01 January 2016
DOI: 10.1144/SP417.13
EISBN: 9781862397125
..., meres, fenny waters, montaynes, valleis, mores, hethes, forestes, wooddes, cities, burges, castelles, principale manor placis, monasteries, and colleges, but I have seene them; and notid yn so doing a hole worlde of thinges very memorable’ ( Toulmin Smith 1910 , xli). This last significant failing...
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Journal Article
Journal: Lithosphere
Publisher: GSW
Published: 01 April 2017
Lithosphere (2017) 9 (2): 265–282.
... from bulk samples via standard magnetic and heavy liquid separation techniques at the Department of Geosciences, Boise State University (BSU). Individual zircon crystals targeted through cathodoluminescence (CL) imaging were extracted from grain mounts, chemically abraded using a single aggressive...
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Journal Article
Journal: GSA Bulletin
Published: 30 June 2017
GSA Bulletin (2017) 129 (11-12): 1489–1520.
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