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Cortez Hills Deposit

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(A) East-west cross section of <b>Cortez</b> <b>Hills</b> <b>deposit</b> showing dikes sampled (...
Published: 01 March 2021
Fig. 6. (A) East-west cross section of Cortez Hills deposit showing dikes sampled (modified after Jackson et al., 2011 ; Dhc = Devonian Horse Canyon formation, Dw = Devonian Wenban Formation limestone, Jmz = Jurassic monzonite, Ohc = Ordovician Hanson Creek Formation dolomite, Qa = alluvium, Srm
Journal Article
Journal: Economic Geology
Published: 01 June 2017
Economic Geology (2017) 112 (4): 707–740.
...Lindsey R. Clark Maroun; Jean S. Cline; Adam Simon; Page Anderson; John Muntean Abstract The Cortez Hills breccia zone, a Nevada Carlin-type gold deposit located in the Cortez district on the Battle Mountain-Eureka trend, formed within a high-grade polylithic breccia, and grades at the center...
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Journal Article
Journal: Economic Geology
Published: 01 March 2021
Economic Geology (2021) 116 (2): 501–513.
...Fig. 6. (A) East-west cross section of Cortez Hills deposit showing dikes sampled (modified after Jackson et al., 2011 ; Dhc = Devonian Horse Canyon formation, Dw = Devonian Wenban Formation limestone, Jmz = Jurassic monzonite, Ohc = Ordovician Hanson Creek Formation dolomite, Qa = alluvium, Srm...
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Journal Article
Journal: The Leading Edge
Published: 01 February 2021
The Leading Edge (2021) 40 (2): 122–128.
... Carlin-type deposit exploration, Cortez District, Nevada, in F. R. Koutz, and W. M. Pennell, eds., Vision for discovery: Geology and ore deposits of the Great Basin: Geological Society of Nevada 2020 Symposium Proceedings, 205–216. Data associated with this research are confidential and cannot...
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Journal Article
Journal: Economic Geology
Published: 01 August 2011
Economic Geology (2011) 106 (5): 809–833.
... in 1995. Approximately 20 Moz of gold have been produced and identified as reserves and resources in the Carlin-type gold deposits in the Gold Acres window. On the east side of Crescent Valley, the Cortez window hosts the Cortez and Horse Canyon deposits, and the large, high-grade Cortez Hills deposit...
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Journal Article
Journal: Economic Geology
Published: 01 March 2021
Economic Geology (2021) 116 (2): 515–526.
... of Au nanoparticles. FIB-SEM techniques were used to prepare site-specific TEM foils from four Carlin-type gold deposits, including Getchell and Cortez Hills, Nevada, USA, and Shuiyindong and Jinfeng, Guizhou Province, China. These samples were analyzed to quantify ore pyrite chemistry and evaluate...
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Geologic map of the <b>Cortez</b> <b>Hills</b> area showing the surface projection of the...
Published: 01 June 2017
Fig. 3. Geologic map of the Cortez Hills area showing the surface projection of the Cortez Hills breccia zone (purple), Cortez Hills lower zone (green), and the Pediment deposit (yellow). A-A' marks the location of the cross section shown in Figure 4 . Blue lines indicate faults, with a filled
Series: Special Publications of the Society of Economic Geologists, Special Publications of the Society of Economic Geologists
Published: 01 January 2013
DOI: 10.5382/SP.17.14
EISBN: 9781629491639
... exposures of Eastern Assemblage rocks occur at the Gold Acres Window (host of the Pipeline deposit) and the Cortez Window (host of the Cortez, Cortez Hills, and Horse Canyon deposits and Goldrush discovery; Fig. 2 ). The occurrence of the windows may be related to Mesozoic doming/ folding associated...
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Series: Reviews in Economic Geology
Published: 01 January 2018
DOI: 10.5382/rev.20.03
EISBN: 9781629491189
... Abstract For the last several decades, gold exploration in Nevada has been strongly focused on sedimentary rock-hosted gold deposits in the Carlin, Cortez, Independence, and Getchell trends in north-central Nevada. Accordingly, less exploration activity has been directed toward the search...
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Series: Reviews in Economic Geology
Published: 01 January 2018
DOI: 10.5382/rev.20.06
EISBN: 9781629491189
... Abstract Carlin-type Au deposits in Guizhou Province, China, have similarities to and differences from the Carlin-type Au deposits in Nevada, USA. The Shuiyindong and Jinfeng deposits, located in the Guizhou Province of southern China, are compared with the Getchell and Cortez Hills Carlin-type...
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Journal Article
Journal: Geosphere
Published: 01 February 2008
Geosphere (2008) 4 (1): 75–106.
... to caldera formation, indicates that the Cortez Hills and Horse Canyon Carlin-type deposits formed at ≤1 km depths. 25 08 2007 30 03 2007 20 08 2007 The Geological Society of America, Inc. 2008 calderas ash-flow tuff magma resurgence Basin and Range Province extensional...
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Journal Article
Published: 01 May 2010
Earthquake Spectra (2010) 26 (2): 499–524.
...Adrian Rodriguez-Marek; James A. Bay; Kwangsoo Park; Gonzalo A. Montalva; Adel Cortez-Flores; Joseph Wartman; Rubén Boroschek The M w 8.4 23 June 2001 Southern Peru earthquake generated intense ground motions in a large region encompassing southern Peru and northern Chile. The earthquake...
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Series: Reviews in Economic Geology
Published: 01 January 2018
DOI: 10.5382/rev.20.02
EISBN: 9781629491189
...) deposits, including Gold Quarry, Betze-Post, Twin Creeks, Meikle, Pipeline, Turquoise Ridge, and Leeville. Only two such deposits have been discovered since 1998—Cortez Hills and Goldrush, which are both over 10 Moz (310.51 t). Exploration has increased significantly in eastern Nevada where Long Canyon...
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Journal Article
Journal: Economic Geology
Published: 01 November 2014
Economic Geology (2014) 109 (7): 1843–1862.
... on surface exposures of carbonate rocks in the lower plate of the Roberts Mountains thrust. However, two of the largest deposits presently being mined—Pipeline and Cortez Hills ( Fig. 2 )—were discovered beneath thin late Cenozoic sedimentary cover ( Foo et al., 1995 ; Hays and Thompson, 2003 ; Arbonies et...
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Journal Article
Journal: Geosphere
Published: 01 February 2008
Geosphere (2008) 4 (1): 107–130.
... tephra. From this date, we conclude that deposition in the Redrock Canyon basin continued up to and after 12 Ma. The low hills on the east (fault bound) side of Redrock Canyon consist of soft, sandy and silty soil weathering out small (<10 cm) angular chips of tuff and Paleozoic quartzite. We...
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Journal Article
Journal: AAPG Bulletin
Published: 01 November 1975
AAPG Bulletin (1975) 59 (11): 2079–2098.
... on the west, was episodically active at least as far back as Ordovician time (Tooele arch of Webb, 1958 ). During the Late Devonian the Stansbury disturbance along the Cortez-Uinta axis in Utah resulted in sharp uplift, faulting, erosion, and the deposition of coarse and fine clastic sediments. Yochelson...
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Journal Article
Journal: Economic Geology
Published: 01 August 2014
Economic Geology (2014) 109 (5): 1431–1460.
... of the Shoshone Range in northeastern Nevada ( Foo et al., 1996a , b ; Fig. 1 ). The deposit has a total gold endowment in excess of 340 t ( Tingley, 2005 ) and together with the nearby Cortez Hills deposit forms the second greatest concentration of Carlin type gold in the world (>720 t gold; Price et al...
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Journal Article
Journal: Economic Geology
Published: 01 November 2018
Economic Geology (2018) 113 (7): 1627–1652.
...Zhuojun Xie; Yong Xia; Jean S. Cline; Michael J. Pribil; Alan Koenig; Qinping Tan; Dongtian Wei; Zepeng Wang; Jun Yan Abstract The southwest Guizhou Province, China, contains numerous sediment-hosted Au deposits with Au reserves greater than 700 tonnes. To date, the source of ore fluids that formed...
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Journal Article
Journal: Economic Geology
Published: 01 June 2008
Economic Geology (2008) 103 (4): 663–687.
... Mountain-Eureka trend, Nevada 57 Pipeline, Cortez Hills Sediment-hosted (skarn) ~42–36 Low-magnitude extension Calc-alkaline felsic stocks + dikes Cline et al. (2005) Northern Nevada rift, Nevada 11 Midas Low-sulfidation epithermal 16–14 Backarc extension Tholeiitic basalt-rhyolite...
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Journal Article
Journal: AAPG Bulletin
Published: 01 July 1978
AAPG Bulletin (1978) 62 (7): 1171–1184.
.... 23), and Gold Hill (Browning, 1973 , p. 53-55), and we found it at Spruce Mountain. These conglomerates appear to lack grain support, but the presence of cross-bedding in the dolomite matrix in some places suggests that they were originally deposited with a carbonate sand. A possible source...
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