In ore deposit geology, hypogene processes occur deep below the Earth's surface, and tend to form deposits of primary minerals, as opposed to supergene...
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enrichment are those that occur relatively near the surface as opposed to deep hypogene processes. Supergene processes include the predominance of meteoric water...
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originally formed at high temperature deep underground (i.e., they were of hypogene origin). Other precious metals such as platinum form nuggets in the same...
13 KB (1,554 words) - 21:35, 30 June 2024
originally formed at high temperature deep underground (i.e., they were of hypogene origin). Nuggets are usually 20.5 to 22 karat (k) purity, meaning they...
12 KB (1,036 words) - 05:21, 27 December 2023
overlying ore and its re-deposition and replacement of the deeper primary (hypogene) sulfides. In 1957 the Exotica deposit (South Mine) was discovered beneath...
24 KB (2,424 words) - 23:53, 26 May 2024
classify the rock along with any accessory minerals. In ore deposit geology, hypogene processes occur deep below the Earth's surface, and tend to form deposits...
10 KB (1,204 words) - 21:09, 17 March 2024
Paleolítico Medio". {{cite journal}}: Cite journal requires |journal= (help) "Hypogene Speleogenesis and Karst Hydrogeology of Artesian Basins" (PDF). Archived...
24 KB (2,408 words) - 17:35, 6 June 2024
although these oxidized deposits were exhausted quickly. The deeper sulfide (hypogene) ore was much more difficult to work and had to be roasted prior to amalgamation...
17 KB (1,318 words) - 03:47, 10 June 2024
gonad, heterogeneous, homogenesis, homogenetic, homogeneous, hydrogen, hypogene, hypogenesis, hypogenic, hypogenous, monogenic, oogenesis, paragenesis...
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373–388. Sillitoe, R.H. Major regional factors favoring large size, high hypogene grade, elevated gold content and supergene oxidation and enrichment of...
24 KB (2,801 words) - 00:09, 4 March 2024
hypo- under , below Greek ὑπό (hupó) hyphen, hypoallergenic, hypodermic, hypogene, hypothermia, hypothesis, hypotonic, hypoxemia, hypoxia hyper- above, over...
1 KB (1,336 words) - 06:14, 16 April 2024
Gaspéite is formed in the regolith as a supergene enrichment mineral of hypogene nickel sulfide minerals, generally in arid or semi-arid environments which...
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Kevin W.; Ulmer-Scholle, Dana; Rosales-Lagarde, Laura (September 2008). "Hypogene calcitization: Evaporite diagenesis in the western Delaware Basin". Carbonates...
59 KB (7,010 words) - 20:16, 16 July 2024
gonad, heterogeneous, homogenesis, homogenetic, homogeneous, hydrogen, hypogene, hypogenesis, hypogenic, hypogenous, monogenic, oogenesis, paragenesis...
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in the supergene enrichment zone oxidizes and redeposits covellite on hypogene sulfides (pyrite and chalcopyrite) at the same locality. An unusual occurrence...
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East, where the mineral was discovered in 1978. It has also been found in hypogene ores of Kazakhstan, Xinjiang and Tuva. List of minerals named after people...
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water table and the formation of uranyl minerals. Below the water table, hypogene ores include uraninite (pitchblende), cobalt-nickel sulfides and selenides...
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that of native gold. In supergene zones, minerals of the group replace hypogene kostovite, krennerite, sylvanite, nagyágite and altaite. In turn, gold...
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compensation and 5% of the mine's profits. The porphyry copper deposit and hypogene mineralization occurred in the Early Eocene. Supergene sulfide enrichment...
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Caves of Malaysia. Retrieved 23 January 2023. Alexander Klimchouk (2007). "Hypogene caves in Iraq (Kurdistan) 2007". speleogenesis.com. Retrieved 6 March 2023...
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altered zones include chalcopyrite, pyrite, bornite and molybdenite as hypogene minerals and chalcocite as a supergene mineral. The ore body surrounds...
15 KB (1,561 words) - 20:13, 29 February 2024
be extracted to pay for development down to the more valuable primary (hypogene) mineralisation. Warr, L.N. (2021). "IMA–CNMNC approved mineral symbols"...
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58....1H. doi:10.2113/gsecongeo.58.1.1. Hewett, D. F. (1964). "Veins of hypogene manganese oxide minerals in the southwestern United States". Economic Geology...
17 KB (2,090 words) - 00:23, 10 June 2024
Caterpillar 794 AC Autonomous haul trucks. The porphyry copper deposit and hypogene mineralization occurred in the Early Eocene. Supergene sulfide enrichment...
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hostages were freed, without bloodshed. The porphyry copper deposit and hypogene mineralization occurred in the Early Eocene. Supergene sulfide enrichment...
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hypo- under , below Greek ὑπό (hupó) hyphen, hypoallergenic, hypodermic, hypogene, hypothermia, hypothesis, hypotonic, hypoxemia, hypoxia hyper- above, over...
26 KB (291 words) - 20:16, 13 January 2024
Brassington Formation (Miocene) of Derbyshire, UK and a review of related hypogene karst suffosion processes". Journal of the Geological Society. 175 (3):...
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metres (200 ft) high. The operation of mining was divided into mining the hypogene sulfide mineralization (chalcopyrite) at depth and the shallow supergene...
6 KB (748 words) - 05:41, 18 September 2022
all mineralization came from processes occurring deep below the surface (hypogene). Quartz stockwork is the main mineralization type. Kerr - Recognized as...
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282–283: 305–316. doi:10.1016/0040-6031(96)02806-7. Grguric, B.A. (2002), Hypogene violarite of exsolution origin from Mount Keith, Western Australia: field...
6 KB (560 words) - 00:28, 20 February 2023