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Lightning Canyon

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Journal Article
Published: 01 May 2017
American Mineralogist (2017) 102 (5): 948–965.
...–64) from the Mount Baker Volcanic Field, and the Lightning Creek HMBA (54.8–54.6 SiO 2 , Mg# 69–73) from Glacier Peak. This study combines major and trace element compositions of minerals and whole rocks to test several petrogenetic hypotheses and to determine which, if any, are applicable to North...
FIGURES | View All (16)
Series: GSA Field Guide
Published: 01 January 2009
DOI: 10.1130/2009.fld015(18)
EISBN: 9780813756158
... complete record of arc-continent collision and subsequent modification of the accretionary boundary is exposed because of the lower abundance of Cretaceous plutonism as compared to exposures of the boundary regionally along strike, and the deep degree of erosion along the Salmon River Canyon. Using recent...
Series: Society of Economic Geologists Guidebook Series, Society of Economic Geologists Guidebook Series
Published: 01 January 2010
DOI: 10.5382/GB.41.005
EISBN: 9781934969946
... The trip begins at the intersection of 106000 South and State Street, just outside the hotel, and heads west through South Jordan and Kennecott's Daybreak community to told Lark mine site and admittance gate, then continues through the Kennecott property to the Bingham Canyon Visitor Center...
FIGURES | View All (4)
Series: GSA Field Guide
Published: 01 January 2014
DOI: 10.1130/2014.0037(01)
EISBN: 9780813756370
... Canyon; (2) White Bird to the South Fork Clearwater River east of Grangeville and then north to Kooskia, Idaho; and (3) Highway 12 from near Lewiston, Idaho, east to Lolo, Montana. The first of these was compiled by LaMaskin, Schmidt, and Moore. The second road log was compiled by Schmidt and Lewis...
FIGURES | View All (34)
Journal Article
Published: 01 February 2005
Earthquake Spectra (2005) 21 (1): 91–124.
... (deceased) c) GeoSIG Ltd., KanalStraße 11, 8152 Glattbrugg, Switzerland d) DAQ Systems, 15044 Kelly Canyon Rd., Bozeman, MT 59715 91 Earthquake Spectra, Volume 21, No. 1, pages 91 124, February 2005; © 2005, Earthquake Engineering Research Institute 92 J. R. EVANS, R. H. HAMSTRA, JR., C. KU¨NDIG, P. CAMINA...
... recognize that in a continental-scale synthesis such as this, smoothing of local disparities is inevitable. Our expectation is that the ambitious model constructed on the basis of our review will serve as a lightning rod for elaborating alternative views and stimulating future research...
Series: Geological Society, London, Special Publications, Geological Society, London, Special Publications
Published: 01 January 2006
DOI: 10.1144/GSL.SP.2006.256.01.02
EISBN: 9781862395046
... coalesce within the atmosphere. Logically, then, nothing could fall from the skies, except ejecta from volcanoes or objects picked up by hurricanes. They dismissed reports of fallen stones or irons as tales told by superstitious country folk, and ascribed stones with black crusts to bolts of lightning...
FIGURES | View All (23)
Series: GSA Field Guide
Published: 01 January 2008
DOI: 10.1130/2007.fld010(01)
EISBN: 9780813756103
... on July 6, 1994 the “South Canyon Fire” (unrelated to the coal-mine fire) killed 14 trapped firefighters (Butler et al., 1998). This fire started on 2 July 1994 when piñon juniper and other foliage were ignited by a lightning strike. The fire was contained by 11 July 1994 after more than 2000 acres burned...
FIGURES | View All (12)
Journal Article
Journal: GSA Bulletin
Published: 01 March 2006
GSA Bulletin (2006) 118 (3-4): 421–429.
... to the Little Colorado River, where it cascaded into and filled a 65-m-deep canyon to form the Grand Falls lava dam. Lava continued ∼25 km downstream and ∼1 km onto the far rim beyond where the canyon was filled. Subsequent fluvial sedimentation filled the reservoir behind the dam, and eventually the river...
FIGURES | View All (8)
Series: GSA Field Guide
Published: 01 January 2004
DOI: 10.1130/0-8137-0005-1.143
EISBN: 9780813756059
... Canyon Fire” (unrelated to the coal mine fire) on July 6, 1994 (Butler et al., 1998 ). This fire began on July 2, 1994, when a lightning strike ignited piñon juniper and other foliage. It was contained by July 11, 1994, after burning more than 2,000 acres and triggering debris flows across I-70...
FIGURES | View All (8)
Journal Article
Journal: GSA Bulletin
Published: 01 November 2012
GSA Bulletin (2012) 124 (11-12): 1667–1687.
... of disruptive event, lava dams, on river valley morphology and incision rates at a variety of time scales, using examples from the Owyhee River in southeastern Oregon. Six sets of basaltic lava flows entered and dammed the river canyon during two periods in the late Cenozoic ca. 2 Ma–780 ka and 250–70 ka...
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Series: GSA Special Papers
Published: 01 January 2006
DOI: 10.1130/2006.2398(25)
... draining the crystalline range cores. The streams have incised deep bedrock canyons that now cut the flanks of the range. Over the same time scales, glaciation of the headwaters of the major streams has modified the range crests. We utilize the topography of the northern Front Range of Colorado to explore...
FIGURES | View All (16)
Journal Article
Journal: Geosphere
Published: 05 December 2019
Geosphere (2020) 16 (1): 136–181.
...; eastern Blue Mountains Province) over the northern Seven Devils Mountains into the lower Salmon River Canyon (ancestral North America; western Laurentia). Given the temporally overlapping nature (ca. 145–90 Ma) of east-west contraction in the Sevier fold-and-thrust belt (northern Utah–southeast Idaho...
FIGURES | View All (18)
Journal Article
Published: 21 February 2017
Bulletin of the Seismological Society of America (2017) 107 (2): 1027–1032.
...J. Barrett Salisbury; Thomas K. Rockwell; Mike T. Buga Abstract In this study, we present the results of a new paleoseismic investigation in the South Fork Wilderness ∼ 7 km southeast of Blackburn Canyon, ∼ 5 km northwest of Hog Lake near Anza, California, that demonstrate that the northern Clark...
FIGURES
Series: Geological Society, London, Special Publications
Published: 01 January 2018
DOI: 10.1144/SP466.14
EISBN: 9781786203786
... Abstract The Škocjan Caves are included in UNESCO’s World Heritage List due to their outstanding natural features. The caves include a large underground canyon containing the Reka River, collapse dolines with vegetation in rock fissures and impressive archaeological sites with a rich history...
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Journal Article
Published: 01 July 2012
American Mineralogist (2012) 97 (7): 1049–1059.
... with local topographic features such as deep canyons. Magnetic susceptibility of the Barcroft mafic rocks varies at the outcrop scale as a result of presence of petrological heterogeneities. However, these small-scale variations are embedded in a broader magnetic susceptibility trend due primarily...
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Journal Article
Journal: Lithosphere
Publisher: GSW
Published: 01 August 2011
Lithosphere (2011) 3 (4): 275–288.
... our results with previous paleomagnetic determinations from the central and southern Sierra Nevada (excluding sites from the rotated southern tip east of the White Wolf–Kern Canyon fault system), we find a mean paleomagnetic pole of 70.5°N, 188.2°E, A 95 = 2.6° ( N = 26, Fisher concentration parameter...
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Journal Article
Journal: PALAIOS
Published: 19 December 2017
PALAIOS (2017) 32 (12): 779–796.
... paleobiology and environmental settings recorded by basal Hell Creek strata. Though Edmontosaurus bonebeds have been described from other Late Cretaceous formations in the Western Interior, namely the Lance, Prince Creek, and Horseshoe Canyon formations, our study provides the first thorough description...
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Journal Article
Journal: GSA Bulletin
Published: 01 May 2011
GSA Bulletin (2011) 123 (5-6): 1127–1140.
... valley. All four pyroclastic density currents locally overflowed the channel margins to devastate cultivated terraces along each side of the box-shaped canyon while propagating as much as 2.2 km within adjacent tributaries. The largest destruction was caused by the second and third pyroclastic density...
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Journal Article
Journal: GSA Bulletin
Published: 17 June 2019
GSA Bulletin (2020) 132 (3-4): 710–738.
...) paleomagnetic data are critical for reconstructing paleogeography prior to dispersal and assessing the proposed stasis of Rodinia. Here, we report new paleomagnetic data from the late Tonian Chuar Group in the Grand Canyon, Arizona. We combined this new data set with reanalyzed existing data to obtain a new...
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