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but the exact mechanism is still under debate. The Betze-Post deposits are up to 6,000 feet (1,800 m) long, 600 feet (180 m) thick and 800 feet (240 m) wide. In 2018 the average gold grade was 0.109 troy ounces (3.4 g) per ton for open pit ore, and 0.274 troy ounces (8.5 g)
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In 2015 the Betze-Post open-pit mine produced 642,493 oz (18,214.4 kg) of gold and 87,223 oz (2,472.7 kg) of silver, while the Meikle-Rodeo underground operations yielded 411,003 oz (11,651.7 kg) of gold and 17,749 oz (503.2 kg) of silver. This was 24% of the
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The first discovery of gold in the
Goldstrike property was in 1962 by Atlas Minerals. Gold was first mined from the upper, well-oxidized portion of what became the Post deposit in 1975 by PanCana Minerals Ltd., in a small open-pit
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total 5,339,659 oz (151,376.8 kg) output of all gold mining operations in Nevada for 2015. In 2018 Goldstrike produced 795,663 ounces of gold, making it the world's eighth largest gold mine.
276:(JV) with PanCana. The JV delineated ore reserves for the Post deposit in 1986. Barrick acquired 100% ownership of the property in December 1986, and mining started in 1987.
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500:"Evidence for a magmatic origin for Carlin-type gold deposits: isotopic composition of sulfur in the Betze-Post-Screamer Deposit, Nevada, USA"
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Goldstrike Mine from space, 2016. The large Betze-Post open pit is labelled at top center. False color image: see source for details.
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circuit. The two treatment facilities treat ores from both the open pit and underground mines. Recovered gold is processed into
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The
Goldstrike mine complex comprises the Betze-Post-Screamer and Meikle-Rodeo deposits. The Goldstrike mine adjoins
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USGS, 1998, "Oreshoot Zoning in the Carlin-type Betze
Orebody, Goldstrike Mine, Eureka County, Nevada",
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416:"Technical Report NI 43-101 on the Goldstrike Mine, Eureka and Elko Counties, State of Nevada, USA"
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259:. Since Barrick acquired Goldstrike in 1986, until 2018 it produced 44.4 million ounces of gold.
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per ton for underground pit ore, for a mine average of 0.230 troy ounces (7.2 g) per ton.
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Cox, Jason J.; Valliant, Wayne W.; Geusebroek, Philip A.; Haggarty, Steve (22 March 2019).
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647:. Special Collections, University Libraries, University of Nevada, Reno.
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operation. In 1978, Western State
Minerals Corporation entered into a
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on-site and shipped to outside refineries for processing into gold
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The
Goldstrike complex consists of three distinct mines: the large
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477:"Barrick Gold and Franco-Nevada - Goldstrike Mine, Project #1663"
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255:, a prolific gold mining district. It is owned and operated by
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552:(full text). See Figure 2 for mine locations and local geology
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specimen from the underground Meikle mine, Goldstrike complex.
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complex. Goldstrike is northwest of the Carlin mine on the
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Kesler, Stephen E.; Riciputi, Lee C.; Ye, Zaojun (2005).
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A Guide to the Gold Strike Mine (Nevada) records, 99-63
16:Gold mine in Eureka County in north-eastern Nevada
981:Buildings and structures in Eureka County, Nevada
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479:. Toronto, Ontario: Roscoe Postle Associates Inc
475:Moore, Chester M.; et al. (16 March 2012).
447:"Goldstrike Mine – Nevada's Giant Golden Goose"
566:"Barrick 2017 Operations and Technical Update"
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388:List of active gold mines in Nevada
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353:in either a carbon-in-leach (CIL)
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161:795,664 ounces (22,556.7 kg)
641:mine geology, accessed 11/9/2019
625:Barrick Gold Corporation website
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445:Tsai, Peggy (September 2008).
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602:. Vancouver, British Columbia
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596:"Top 10 biggest gold mines"
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127:40.981583°N 116.378964°W
639:Barrick Goldstrike Mine
543:Open-File Report 98-620
303:in Nevada the gold was
251:. It is located on the
318:. The heat source was
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132:40.981583; -116.378964
383:Gold mining in Nevada
357:circuit or a calcium
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986:Gold mines in Nevada
632:, photo gallery at
507:Mineralium Deposita
454:Mining.com Magazine
212:Year of acquisition
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67:Location in Nevada
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991:Barrick Gold
853:Pueblo Viejo
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781:David Naylor
776:Anthony Munk
771:Dambisa Moyo
604:. Retrieved
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577:. Retrieved
573:Barrick Gold
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481:. Retrieved
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458:. Retrieved
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423:. Retrieved
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305:epithermally
298:
294:Carlin Trend
283:
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257:Barrick Gold
253:Carlin Trend
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196:Barrick Gold
884:Pascua-Lama
755:Ned Goodman
359:thiosulfate
355:cyanidation
290:Carlin mine
228:- Arsenian
130: /
118:116°22′44″W
106:Coordinates
975:Categories
949:North Mara
945:Bulyanhulu
838:Goldstrike
693:management
600:Mining.com
394:References
338:, and the
333:Betze-Post
299:Like most
270:heap leach
237:Goldstrike
158:Production
143:Production
115:40°58′54″N
920:Super Pit
858:Ruby Hill
734:Directors
690:Corporate
460:24 August
309:carbonate
241:gold mine
226:Millerite
899:Zald?var
894:Veladero
848:Marigold
702:Chairman
579:22 March
546:Archived
483:22 March
377:See also
320:magmatic
313:silicate
148:Products
76:Location
37:Location
956:Lumwana
941:Buzwagi
889:Pierina
606:6 March
513:: 127.
456:: 44–47
425:6 March
367:bullion
351:leached
280:Geology
263:History
202:Website
192:Company
174:History
96:Country
929:Africa
828:Cortez
634:Flickr
340:Meikle
249:Nevada
230:Pyrite
179:Opened
90:Nevada
915:Cowal
843:Hemlo
808:Mines
569:(pdf)
503:(PDF)
450:(PDF)
419:(PDF)
344:Rodeo
239:is a
187:Owner
86:State
608:2020
581:2017
485:2017
462:2011
427:2020
363:doré
342:and
215:1986
182:1975
169:2018
152:Gold
523:hdl
515:doi
311:or
288:'s
243:in
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Text is available under the Creative Commons Attribution-ShareAlike License. Additional terms may apply.
