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Kennecott

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Journal Article
Journal: Economic Geology
Published: 01 May 2014
Economic Geology (2014) 109 (3): 581–620.
...Jason B. Price; Murray W. Hitzman; Eric P. Nelson; John D. Humphrey; Craig A. Johnson Abstract The Kennecott district, Alaska, contained three important copper-(silver) orebodies, Bonanza-Mother Lode, Jumbo, and Erie, and numerous other small occurrences. From 1911 to 1938, the Kennecott Copper...
FIGURES | View All (24)
Journal Article
Journal: The Leading Edge
Published: 01 January 1997
The Leading Edge (1997) 16 (1): 29–33.
Series: Economic Geology Monograph Series
Published: 01 January 1997
DOI: 10.5382/Mono.09.04
EISBN: 9781629490045
... Abstract Kennecott-type deposits, among the highest grade copper deposits in the world, are located in the Wrangell Mountains of Alaska. They are strata bound within the lowermost 100 m of the Upper Triassic Chitistone Limestone, which overlies the Triassic Nikolai Greenstone, a sequence...
Journal Article
Journal: Economic Geology
Published: 01 May 1932
Economic Geology (1932) 27 (3): 297–306.
Journal Article
Journal: Economic Geology
Published: 01 November 1930
Economic Geology (1930) 25 (7): 737–757.
Journal Article
Journal: GSA Bulletin
Published: 01 July 1922
GSA Bulletin (1922) 33 (3): 527–540.
...ALAN M. BATEMAN Abstract Introduction A few observations and measurements of Kennecott 2 Glacier were made by the writer, 3 incidental to other geological work in Alaska. The data are here presented as “scientific by-products.” The field observations were necessarily disconnected, but no apology...
Journal Article
Journal: Economic Geology
Published: 01 June 1921
Economic Geology (1921) 16 (4-5): 333–334.
Journal Article
Journal: Economic Geology
Published: 01 January 1920
Economic Geology (1920) 15 (1): 1–80.
Series: Society of Economic Geologists Guidebook Series
Published: 01 January 1998
DOI: 10.5382/GB.29
EISBN: 9781934969823
Series: Society of Economic Geologists Guidebook Series
Published: 01 January 1995
DOI: 10.5382/GB.24
EISBN: 9781934969779
... Abstract Kennecott Minerals Company (KMC) operates a 15,000-ton-per-day open-pit gold mine located approximately 5 miles east of the town of Ridgeway, and 25 miles north of Columbia, South Carolina (Figure 1). The Ridgeway gold mine is one of four gold mines which were put in production...
Journal Article
Published: 01 December 1990
Bulletin of Canadian Petroleum Geology (1990) 38 (4): 452–474.
... (puits Port Louis) et le secteur nord-est de l’île de Graham (les couches de base du puits Tow Hill). Les paléoépaisseurs des couches érodées, calculées à partir de coupes triassiques dans l’ouest de l’île de Graham, varient entre 1 050 m à l’île de Frederick et 750 m à la pointe de Kennecott, et celles...
Journal Article
Journal: Economic Geology
Published: 01 May 2021
Economic Geology (2021) 116 (3): 747–771.
... of northern Utah and centered on an Eocene Igneous Complex. It has been in operation for more than 116 years and has produced greater than 18 million metric tons (Mt) of copper as well as substantial amounts of gold, silver, molybdenum, and sulfuric acid ( RioTinto-Kennecott, 2020 ). Apart from the deposit’s...
FIGURES | View All (18)
Series: Society of Economic Geologists Guidebook Series
Published: 01 January 1998
DOI: 10.5382/GB.29
EISBN: 9781934969823
... to this junction may be followed on the Day Two Road Log for the Bingham Canyon field trip. The route heads southwest toward Copperton, northwest on a private road toward the Kennecott Utah Copper concentrator, and then continues northwest to the Barneys Canyon and Melco gold mines. 0.0 Begin at the junction...
Image
Location of the <span class="search-highlight">Kennecott</span> district, shown by the star, within the Wrangelli...
Published: 01 May 2014
Fig. 1 Location of the Kennecott district, shown by the star, within the Wrangellia composite terrane (modified after McClelland et al., 1992 ; Winkler et al., 2000 ).
Image
100,000-scale geologic map compilation of the <span class="search-highlight">Kennecott</span> district from four ...
Published: 01 May 2014
Fig. 2 100,000-scale geologic map compilation of the Kennecott district from four 1:63,360 McCarthy quadrangle geologic maps as shown in the index map (B5: MacKevett, 1974 ; B6: MacKevett and Smith, 1972 ; C5: MacKevett, 1970b ; C6: MacKevett, 1972 ; Kennicott Glacier (gray) and Bonanza mine
Image
Upper Paleozoic to Quaternary stratigraphy of the <span class="search-highlight">Kennecott</span> district. A sig...
Published: 01 May 2014
Fig. 3 Upper Paleozoic to Quaternary stratigraphy of the Kennecott district. A significant angular unconformity that developed between ~150 to 110 Ma is interpreted to record docking of Wrangellia to North America. Numerical ages shown, except for the Nikolai Greenstone and Neogene lavas
Image
Rock types at <span class="search-highlight">Kennecott</span>. A. Overview looking northeast at Bonanza mine. Gre...
Published: 01 May 2014
Fig. 7 Rock types at Kennecott. A. Overview looking northeast at Bonanza mine. Greenish-brown rocks below are Nikolai Greenstone; gray and tan rocks above are Chitistone Limestone. Red arrow points to the main cavity (“Glory Hole”) of the initial surface workings of the Bonanza mine. Yellowish
Image
A. Structural contour map adapted from a <span class="search-highlight">Kennecott</span> Corporation map of the t...
Published: 01 May 2014
Fig. 13 A. Structural contour map adapted from a Kennecott Corporation map of the top of the Nikolai Greenstone, showing the relationship between contact-displacing faults and major orebodies. Light gray lines are structural contours at the contact between Nikolai Greenstone and Chitistone
Image
Schematic cross section through a <span class="search-highlight">Kennecott</span> orebody, illustrating the enlar...
Published: 01 May 2014
Fig. 14 Schematic cross section through a Kennecott orebody, illustrating the enlarged bases and upward tapering nature of the major veins. The schematic orebody is superimposed on the actual stratigraphic and structural section measured at the Bonanza mine. The extents of three numbered
Image
δ  34 S data from the <span class="search-highlight">Kennecott</span> district: A.-E. Plots of regional data. F.-...
Published: 01 May 2014
Fig. 21 δ 34 S data from the Kennecott district: A.-E. Plots of regional data. F.-K. Plots of individual mines or prospects with sufficient analyses ( n ≥6). A. New data measured by Price (2004) from the Kennecott district plus a few outlying prospects in the Kuskulana River drainage