| | Journal (article/letter/editorial) | Porphyry Gold-Copper Deposit, Maricunga Belt, Northern Chile* RICHARD H. SILLITOE,1,† JUSTIN TOLMAN,2,** AND...the Maricunga gold-silver-copper belt of northern Chile, was discovered in 2007 beneath postmineral cover...28°S in the high volcanic Andes of the Atacama Region, northern Chile (Fig. 1). The belt, some 200 km long...-26°30’ ESPERANZA Argentina Chile Antofagasta LA COIPA Fig. 2 PUREN Copiapó Maricunga belt CASPICHE...-27° Salar de Maricunga CASERONES (REGALITO) MARTE PASCUA -LAMA VELADERO EL INDIO -30° -30° El | | | Journal (article/letter/editorial) | mineralization in the Atacama segment of the South American Andes, northern Chile (26°15'-27°25'S) Received:...magmatism and the rich ore deposits of northern Chile have been the focus of numerous studies. Significant...feature of the geology of this part of northern Chile is the existence of n o r t h - south to north-east-...alteration and cama segment - Andes - northern Chile mineralization (Baker and Guilbert, 1987; Colley...metallogenic belts Introduction (Fig. 1): (1) along the Atacama Fault System; (2) along the Inca de Oro Belt; (3) | | | Journal (article/letter/editorial) | ileLtda., AvenidaPedrode Valdivia295, Santiago,Chile AND RICHARD H. SILLITOE 27 WestHill Park,HighgateVillage...and 28 ø S in the Andean Cordillera of northern Chile. After 10 yearsof exploration,three preciousmetal...quartzstockworksandadvanced argilliccapsare telescopedat Marte, Valy, SantaCecilia, andLa Pepabut are separatedby...polymetallicveinswith quartz-alunite selvagesat Aldebaran. Marte andLobo are rich in gold(1.43 and 1.6 ppm) andpoorin...,andalongwith lead, are alsoweaklyanomalous at Marte in the underlying,shallow-levelquartz stockwork | | | Journal (article/letter/editorial) | Porphyry-Epithermal Transition: Maricunga Belt, Northern Chile JOHN L. MUNTEAN†,* AND MARCO T. EINAUDI Department...Pepa districts in the Maricunga belt of northern Chile contain advanced argillic alteration zones that...we investigated the Maricunga belt of northern Chile, where numerous districts have zones of advanced...in northern Chile about 700 km north of Santiago (Figs. 1, 2), is a metallogenic province of Miocene age...rocks are overlain by Mesozoic to early Tertiary Marte Lobo Volcan Copiapo La Pepa PERU Volcan Laguna | | | Journal (article/letter/editorial) | the Refugio District, Maricunga Belt, Northern Chile JOHN L. MUNTEAN†,* AND MARCO T. EINAUDI Department...the porphyry gold deposits of the Maricunga belt, Chile (Vila and Sillitoe, 1991). For this reason it is...prospects and deposits in the high Andes of northern Chile (Vila and Sillitoe, 1991; Fig. 1). Zones of hydrothermally...porphyry gold-(copper) deposits (Refugio, Aldebaran, Marte, Lobo). Since 1980, an aggregate geologic resource...Segerstrom (1968), Zentilli (1974), La Coipa 27 o Marte Lobo Volcan Laguna Refugio 0 20 50 0 Volcan | | | Journal (article/letter/editorial) | Vol. 86, 1991, pp. 1187-1205 Gold Metallogeny of Chile RICHARD an Introduction H. SILLITOE 27 WestHill...s,includingnewly recognizedgold-onlyexamplesat Marte and Lobo, accompany quartzstockworks developedin...poorlymineralized. Paucityof golddepositsin the coastalzoneof Chile, concentration of highsulfidationand porphyry-typedepositsin...copper and silver enrichmentin northernand central Chile which took place during the Oligoceneand early Mioceneand...CHILEhasbeena modestgoldproducerfor the last central Chile (24o-37 ø S; Flores, 1942; Ruiz et al., fivecenturies | | | Journal (article/letter/editorial) | Norrbotten ore province Æ Sweden Introduction Aitik is Sweden’s largest copper mine and one of Europe’s...had been produced since mining began in 1968. The mine has a remaining reserve of 226 Mt of ore with an...of Gällivare, in the northern Norrbotten ore province (Fig. 1). Several other epigenetic copper–gold...ore deposits occur in the region; the entire ore province produces about 90% of the total tonnage of ore...ore province and the Aitik Cu–Au deposit. A The location of the northern Norrbotten ore province in Scandinavia | | | Journal (article/letter/editorial) | Geologic Evolution of the Escondida Area, Northern Chile: A Model for Spatial and Temporal Localization of...has been carried out over a 745-km2 area of the Atacama Desert surrounding the porphyry Cu deposits at...and Chimborazo (Cordillera de Domeyko, northern Chile). The purpose of this study was to examine the regional...throughout much of the porphyry belt of northern Chile. Geochemically, they are I-type in character, but...giant porphyry deposits. Introduction NORTHERN CHILE is the world’s premier porphyry copper district | | | Journal (article/letter/editorial) | central Chile; A.J. Wilson, writ. commun., 2009) and Mo (2.5 Mt: El Teniente, central Chile; Camus, 2003)...(Nena) Wafi-Golpu Gaby El Salvador Potrerillos Marte & Caspiche Taca Taca Bajo Bajo de la Alumbrera...to global-scale anomalies for Cu (e.g., northern Chile-southern Peru, southwestern North America) or Au...HI B AR C A 26° El Salvador Potrerillos COPIAPÓ ARGENTINA LA SERENA 30° Lineament Fault Porphyry...belt and an intra-arc fault zone: the northern Chile part of the central Andean middle Eocene to early | | | Catalog/List | piece. 1. GOLDEN BARYTE (9cm l 8cm l 7an) Meil:Je Mine, EU:o Co1U1ty, Nn-ada, USA Highly lusirou, brighl...CINNABAR ON DOLOMITE (3.5cm l 3cm l Ian) Xowidlow Province. China Sleoder modified beugooal cochineal - red...RHODONITE A QUARTZ (12cm 18cm x 4an) Clw,n,cM Mine, Dos� Mayo Province, Huanon Departement, Peru AA )OU can -...rare indeed and this recall fiDd a1 lbe Cbl11111cu mine produced some very fine material. This ,pecimen...£95 13. PYROMORPHITE (8cm x 5cm x 3cm) Pc/1c/ojad Mine. Kurdja/1, Bulgaria A lovely display spccunon with | | | Journal (article/letter/editorial) | Mineralization at the El Teniente Cu-Mo Porphyry Deposit, Chile Edward T. Spencer,1,† Jamie J. Wilkinson,1,2 Robert...Teniente, Rancagua, Chile Abstract The El Teniente Cu-Mo porphyry deposit, Chile, is one of the world’s...molybdenite-bearing, late mineralizationstage, tourmaline-cemented (type 9), and anhydrite-carbonate ±...veins and breccias. These are abundant at shallow mine levels and show a close spatial relationship with...the Mo-rich tourmaline breccias and created a distinct Mo-rich grade halo at shallow mine levels. With | | | Book (volume) | existence o f a new unconformity-vein style uranium province in the Proterozoic of the Great Sandy Desert....the largest deposits in any established porphyry province. For a discussion of the accepted terminology...localised in the U.S. “South-west”, and in northern Chile and southern Peru,and were Cu-Mo orebodies (Gilmour...Cook and Porter;all in this publication) and in Chile, Argentina and Peru in South America (see Camus;...Chuquicamata, El Abra, La Escondida and El Teniente in Chile, Cerro Colorado in Panama, Grasberg in Indonesia | | Koděra, Peter, Kozák, Jaroslav, Brčeková, Jana, Chovan, Martin, Lexa, Jaroslav, Jánošík, Michal, Biroň, Adrián, Uhlík, Peter, Bakos, František (2018) Distribution and composition of gold in porphyry gold systems: example from the Biely Vrch deposit, Slovakia. Mineralium Deposita, 53 (8) 1193-1212 doi:10.1007/s00126-018-0798-0 | Journal (article/letter/editorial) | including the classical Maricunga belt in N Chile (e.g., Lobo, Marte, Maricunga (previously Refugio); Vila...as free grains of high fineness (910 to 990). At Marte, gold grains were found in the argillized groundmass...quartz, in various generations of quartz-sulfide ± tourmaline veinlets, hydrothermal breccias, and gangue silicate...porphyry gold deposits in the Maricunga belt of Chile (Vila et al. 1991; Vila and Sillitoe 1991; Muntean...et al. 2014a), although gold endowment at the province scale may be related to the primary magma source | | | Book | label: Aerial view of the Bingham Canyon copper mine, Kennecott Utah Copper, September 2003. Photo courtesy...and CopperGold Deposits at Los Pelambres, Central Chile José Perelló, Richard H. Sillitoe, Constantino...of the Río Blanco-Los Bronces District, Central Chile: Development of World’s Greatest Known Concentration...Northern Chile Geologic Overview of the Escondida Porphyry Copper District, Northern Chile Geology of...N. Moreto, André Luiz Silva Pestilho, Mineral Province, Brazil Gustavo Henrique Coelho de Melo, Marco | | | Journal (article/letter/editorial) | ®eld work in the Kwekwe district near the Indarama mine, approximately 200 km southwest of Harare, Zimbabwe...Zimbabwe and, on a world scale, represents a major province of vein and shear-zone hosted gold- and gold-antimony...gold production has not been recorded. The Ford mine is located about 10 km north of the town of Kwekwe...and processed at the nearby Indarama/Broomstock mine site. Gold is extracted by carbon-in-pulp cyanide...with a recovery of 90%. Mineralization at the Ford mine is not spatially related to major veins as are many | | | Journal (article/letter/editorial) | greenstone at Fremington, and along the outcrop of the Marte slates there are several exposures of felsite, first...Luxullianite "has been found in situ in an adit to the old mine on the crest of the hill." (G. Barrow, M em. Ceol...veins , and was origina lly worked as an open tin mine, or stock work. Speaking of the kaolinizat ion ...Combe Martin and in Haggington Quarry, and the Marte Slates in Shelfin and Mullacott Quarries, where...here and in the adjoining coves for fossils in the Marte Slates, but only a few imperfect specimens were | | | Book | Manchester in 1973 (Ph.D.) and was then employed as a mine and exploration geologist by Falcon Mines Ltd in...economic geologist with the Geological Survey of Chile. During the last 19 years he has worked as an independent...13.1 Introduction 13.2 Market setting 13.3 Gold-mine production 13.3.1 World-wide trends 13.3.2 Brazil...average 3.5 ppb gold with little variation in anyone province (3.7, 3.8 and 3.1 ppb respectively). In comparison...mafic syenite; Montana, US 2.85 1.9 Trans-Pecos province; syenogabbro, syenite, granite; Texas, US 0.74 | | | Book (chapter) | patrónite, Doelter IV.1, 999 (1926). vanadium-tourmaline = V-rich dravite, MM 31, 975 (1958). Vanadiumturmalin...= melanterite, Novitzky 75 (1951). vitriolo de marte = melanterite, Egleston 208 (1892). vitriolo de...V-analogue of nontronite, Elements 5, 90 (2009). V-tourmaline = V-rich dravite, AM 64, 788 (1979). vudiafrite | | | Journal (article/letter/editorial) | 1200 (L] Pickwell Down Sandstones [e] 30 0 0 1 Marte Slates Woolscott Cleave Slates. Coarse arenaceous...are probably of the same age. At their summit the Marte Slates become more arenaceous and are succeeded...junction is usually faulted and Hicks believed the Marte Slates to be Silurian or Lower Devonian rocks which...slight though it is in many cases, of the rocks. Tourmaline, for instance, occurs in one of the limestones | | | Book (edition) | lead . Achrenstein . See Barite. Achroite. See Tourmaline. Achtaragdite, Russian . Contains SiO2 , Al...Aimant. See Magnetite . Aimant de Ceylon. See Tourmaline. Aimatolite, Igelström . H.Mn, As, 016 + 31,0... Hausmann . See Tourma line. Aphrizite. See Tourmaline. APHRODITE . Berlin . 4 MgSiO3 + 3H ,0 . Hampshirite...0 . Hexagonal . Aphrysite. See Tourmaline. Aphryzite. See Tourmaline. Aphtalose. See Aphthitalite ....Apotome. See Celestite. Aprizite. See Tourmaline. Apyrite. See Tourmaline. Apyroti. See Corundum . 24 Aquacreptite | | | Report (issue) | lead . Achrenstein . See Barite. Achroite . See Tourmaline. Achtaragdite. See Vesuvianite. ric acid ...Aimant. See Magnetite. Aimant de Ceylon. See Tourmaline. Aimatolite. HgMn , As2016 + 3H20 . Hexago nal...Amphibole. See Dyscrasite. Aphrizite. See Tourmaline. Antimony sulphid. See Stibnite. APHRODITE...Anthophyllite. Aphrysite. See Tourmaline. Aphryzite. See Tourmaline. Antozon bleiglanz. See Galenite...IValt. Apotome. See Celestite. Aprizite. See Tourmaline. Arequipite. SiO2, Sb, Pb . Arfwedsonite. See | | | Journal (issue) | Vietnam|Scapolite from Badakhshan, Afghanistan|Tourmaline from Ife, Osun State, Nigeria| Cat’s-eye väyrynenite...Golds’ and ‘The Hamlin Collection’ (featuring tourmaline from Mount Mica, Maine, USA). These online exhibits...p. 400). Clinohumite from Vietnam The Cổng Trời mine in northern Vietnam is a wellknown producer of various...from An Phú in the Lục Yên District of Yên Bái Province. On separate buying trips to Lục Yên in 2013 and...was recovered in spring 2013 from the Mây Thượng mine in the An Phú area. Interestingly, on the opposite | | | Journal (issue) | exploration is largely done by local villagers, who mine selectively in creek beds. Although up to 20 ct/m3...sapphire deposits near Ambilobe, in the Antsiranana Province of northern Madagascar. In late Tertiary (?) or...is comparable to that at Ambilobe, Antsiranana Province, we can assume that to be marketable, some 90%...production of untreated rough stones directly from the mine should bring > 25 US$ per m2 of mined surface. All...Schmetzer, K., 2000. Sapphires from Antsiranana Province, Northern Madagascar. Gems & Gemology, 36(3), | | | Book | invariably mineral from Kozemutz, is every unknown mine- mineral, by a we discovered substance for...analysis given, singular- Silex, 16-88 Alu- mine, 2. Magnesia, 10-37 Potash, 20. Water, *75 Nickel...to know the are still Again, place re- the mine- numerous; examination, Urawas VII taken ...TUFF. 13. Sp. CLINKSTONE. 15. Sp. ZIRCON. TOURMALINE. Black 31. Sp. AMPIIIBOLE. a. Radiated s....sulfure capillalre h, Antimoine en plumes Federerz b, Mine d’argent en plumes— w, mony iii. Oxide of Antimony | | | Book (edition) | Mallet. Achrenstein. See Barite. Achroite. See Tourmaline. Achtaragdite, Russian. Contains AI2O3, FesOa...Hemafibrite. See Magnetite. Aimant de Ceylon. See Tourmaline. Aimatolite. See Hematolite. Ainalite. See Cassiterite...Isometric. Ala- braunsteiukies, Leonh.; h\\imenha,chile, Breith. brun; ; steinblende, Blumenbach ; glance... Nephrite or Jade: Agate Bomare; amazonenstein mine, verdStre, CondaHochaxe-stone, Lenz; barkk5, Lem;...See Calcite. Aphrit, edler. See Tourmaline. Aphrizite. See Tourmaline. APHRODITE. Berlin. 4 MgSiOs-f-SHaO |
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