 | | Journal (article/letter/editorial) | | ASSEMBLAGES IN Ag AT THE PARDOS DEPOSIT, IBERIAN RANGE, SPAIN Isabel FANLO§, Ignacio SUBĂAS and Ester MATEO CristalografĂa...Zaragoza, C/Pedro Cerbuna 12, Eâ50009 Zaragoza, Spain Abstract The Pardos deposit consists of a system...CuâAg veins located 185 km southwest of Zaragoza, Spain, in the western (Castilian) branch of the Iberian...freibergite, pyrargyrite, stephanite, polybasite and acanthite. Textural and compositional lines of evidence...dissolution-and-reprecipitation, Pardos deposit, Iberian Range, Spain. Sommaire Le gisement de Pardos, un systĂšme de |  | | Journal (article/letter/editorial) | | existence of changes in pressure and/or temperature. Acanthite pseudomorphs after argentite In the classical...distinguished, cubic âargentiteâ and monoclinic âacanthiteâ. But the first study performed by X-ray diffraction...diffraction (Ramsdell, 1925) showed that argentite and acanthite had identical structures, and that therefore it...temperature above 173ÂșC, but always becoming acanthite, the monoclinic polymorph, when cooled below that...Santo Niño and Santa Elena veins were argentite. Acanthite formed as a primary mineral also discovered, and |  | Canet, C., Alfonso, P., Melgarejo, J.-C., Jorge, S. (2003) PGE-BEARING MINERALS IN SILURIAN SEDEX DEPOSITS IN THE POBLET AREA, SOUTHWESTERN CATALONIA, SPAIN. The Canadian Mineralogist, 41 (3) 581-595 doi:10.2113/gscanmin.41.3.581 | Journal (article/letter/editorial) | | DEPOSITS IN THE POBLET AREA, SOUTHWESTERN CATALONIA, SPAIN CARLES CANET§ Departamento de Recursos Naturales...Universitat de Barcelona, Eâ08028 Barcelona, Catalonia, Spain SUSANA JORGE Departamento de DidĂĄcticas EspecĂficas...(EducaciĂłn), C/ Villadiego s/n, Eâ09001 Burgos, Spain ABSTRACT The Lower Llandoverian metasedimentary...the Prades Mountains, in southwestern Catalonia, Spain, consists of interbedded massive feldspar beds,...selenides, sedex, black shale, metamorphism, Catalonia, Spain. SOMMAIRE Les roches mĂ©tasĂ©dimentaires du Llandoverien |  | | Journal (article/letter/editorial) | | great silver-mining center of ancient times was Spain. The earliest reference to the Spanish deposits...province, and huge quantities of silver flowed from Spain to Rome. Pliny reported that the Iberian mines were...3. Sternbergite, 1.7 cm across, Hiendelaencina, Spain. Barbara Cureton specimen, Wendell Wilson photo... the Himmelsfurst, and the Elizabeth. In 1521, Spain conquered Mexico, and the worldâs economy changed...with slave labor, made Spain the weathiest nation in the world. Charles V of Spain, who was the fortunate |  | | Journal (article/letter/editorial) | | 2016 Figure 2. An exceptionally sharp 4.2-cm acanthite paramorph after argentite from the Rayes mine...abundant acanthite. Many mines of the Colorado mineral belt contained important amounts of acanthite, although...whereas others that contained important amounts of acanthite produced no good specimens (Eckel 1997). Some...coated with acicular crystals of primary acanthite. Masses of acanthite to about 0.5 kilogram and groups of...Pelican-Dive mine (with later, apparently primary, acanthite crystals overgrowing earlier âisometricâ crystals |  | | Journal (article/letter/editorial) | | ETSI Minas, c/ RĂos Rosas, 21, Eâ28003 Madrid, Spain Heinz-JĂŒrgen BERNHARDT Ruhr-UniversitĂ€t Bochum...chalcopyrite, polybasite-pearceite, argentite (now acanthite), and AuâAg alloy (âelectrumâ). This Ag2S enrichment...(stromeyerite) or in a supergene redistribution (stage 8, acanthite II). Keywords: Pallancata, intermediate sulfidation...proustiteâpyrargyrite, pearceiteâpolybasite, acanthite, uytenbogaardtite, Peru Introduction The Pallancata...miargyrite* Au-Ag alloy (electrum) uytenbogaardtite acanthite stephanite jalpaite* stromeyerite* mckinstryite* |  | RodrĂguez-DĂaz, Augusto Antonio, Canet, Carles, Villanueva-Estrada, Ruth Esther, ChacĂłn, Elizabeth, Gervilla, Fernando, Velasco-Tapia, Fernando, Cruz-GĂĄmez, Esther MarĂa, GonzĂĄlez-Partida, Eduardo, Casas-GarcĂa, Raymundo, Linares-LĂłpez, Carlos, PĂ©rez-ZĂĄrate, Daniel (2019) Recent Mn-Ag deposits in coastal hydrothermal springs in the Baja California Peninsula, Mexico. Mineralium Deposita, 54 (6) 849-866 doi:10.1007/s00126-018-0846-9 | Journal (article/letter/editorial) | | Ba, Ca, Cu, Mg, Pb, Sb, Sr, Tl, V, W, and Zn. Acanthite and native silver occur along with pyrite in a...Keywords Hot spring mineralization . Todorokite . Acanthite . Native silver . Mn-stromatolites . Gulf of California...Granada-CSIC, Av. Fuentenueva s/n, 18002 Granada, Spain 1 Posgrado en Ciencias de la Tierra, Universidad...InstrumentaciĂłn CientĂfica of the Universidad de Granada, Spain. Quantitative WDS analyses of Mn oxides were conducted...MineralogĂa y PetrologĂa at Universidad de Granada, Spain. The mineralogy of silica deposits was verified |  | | Journal (article/letter/editorial) | | other silver and lead sulfosalts; silver; gold; acanthite; and a wide assortment of other sulfide minerals...hexagonal crystals associated with proustite and acanthite in vuggy ore on Newman Hill, and in the Revenue... Mark Mauthner specimen, Jeff Scovil photo. acanthite, silver, quartz (amethyst), pyrite, and calcite...with pyrite, chalcopyrite, sphalerite, galena, acanthite, stephanite, electrum, and quartz. Elsewhere in...46 ROCKS & MINERALS to 0.5 cm occurred with acanthite, adularia, and quartz at the Summit King and Summit |  | | Journal (article/letter/editorial) | | arsenic in amounts up to several percent. Pynte, acanthite, polybasite, and silver pseudomorphs after pyrargyrite...reported. It occurs as an alteration product of acanthite, dyscrasite, and silver. Pyrargyrite is relatively...suggest. It is commonly associated with proustite, acanthite, tetrahedrite, stephanite, miargyrite, polybasite...crystals to 2 cm associated with native silver and acanthite are reported from Batopilas, Chihuahua. Material...fine acanthite, polybasite/pearceite, and aguilarite. Pseudomorphs of both polybasite and acanthite after |  | | Journal (article/letter/editorial) | | 2 Department of Geology, University of Oviedo, Spain * Corresponding email: mercedf@geol.uniovi.es [Received...precious metal minerals are Ag-rich tetrahedrite, acanthite, argyrodite, pearceite-polybasite and Au-Ag alloy...tetrahedrite-tennantite, digenite, covellite and acanthite. Two types of veins/veinlets and fracture infillings...of galena, Ag-rich tetrahedrite, pearceite and acanthite. Where these inclusions were plucked during polishing...are silver sulphides and sulfosalts, such as acanthite, argyrodite (the Ge-bearing mineral) and the |  | | Journal (article/letter/editorial) | | untarreplaced by various silver halides, ruby silvers, acanthite, and stephanite are known. Similarly, silver has...as wires Somerset County, and the Planten with acanthite at Silver Plume, and with Avenue and Prospect...of the Benton district, and silver wires with acanthite are during 2003 are the Mineral Section of the...rite have been recovered from the Silproustite, acanthite, millerite. and chalver King mine, Pinal County...solid sheet of silver silver associated with acanthite found in the La Rose mine at Cobalt was occurs |  | | Journal (issue) | | Barreiro, 1728) of the northern provinces of New Spain. Hispanic Society of America collection. THE BUSINESS...Record, 19 Figure 21. The Viceroyalty of New Spain and its various administrative centers, many of...NOWLEDGMENT W W E E REFERENCES E Conquest and Commerce Spain and England in Ores and Industry in South the...clusters of poker chip stephanite crystals, fine acanthite crystal clusters and a few very fine pyrargyrite... 1920). et al., MINERALS W Acanthite chispas Figure 5. Acanthite thumbnail crystal, 2.3 cm, from |  | | Report (issue) | | mine, Villaviciosa de Cordoba, Espiel, Cordoba, Spain. Fabre Minerals specimen and photo. An âInitial...mine, Villaviciosa de Cordoba, Espiel, Cordoba, Spain. Itâs good to see such a fine lot from this major...==========================================ï„ Acanthite on quartz, 2.7 cm, from Guanajuato, Mexico. Mineral...update with some dazzling small specimens of acanthite from Guanajuato, most of them bargains for $200...feature razor-sharp, brilliantly metallic black acanthite crystals; some are thumbnail-size groups without |  | | Journal (article/letter/editorial) | | barian celestite) instead of galena. Selenian acanthite, cadmian freibergite, and argentian goldfieldite...famatinite/luzonite, cadmian freibergite, selenian acanthite, goldfieldite, argentian goldfieldite, covellite...covellite, sphalerite, chalcopyrite, selenian acanthite, zincian tetrahedrite, cadmian freibergite, goldfieldite...goldfieldite and famatinite/luzonite. Selenian acanthite, cadmian freibergite, and argentian goldfieldite...<0.5 mole % FeS and up to 2 wt.% Cd. Selenian acanthite is the main silver carrier in the prospect and |  | PĂĄez, G.N., Ruiz, R., Guido, D.M., RĂos, F.J., Subias, I., Recio, C., Schalamuk, I.B. (2016) High-grade ore shoots at the Martha epithermal vein system, Deseado Massif, Argentina: The interplay of tectonic, hydrothermal and supergene processes in ore genesis. Ore Geology Reviews, 72. 546-561 doi:10.1016/j.oregeorev.2015.07.026 | Journal (article/letter/editorial) | | GeolĂłgicas, Pedro Cerbuna 12, (50009) Zaragoza, Spain f Servicio General de IsĂłtopos Estables, Facultad...Ciencias, Plaza de la Merced s/n, (E-37008) Salamanca, Spain b a r t i c l e i n f o Article history: Received...the inclusions are mostly galena, polybasite, acanthite and native silver (Figs. 3a and 5b), with minor... pyrargyrite, freieslebenite, native silver, acanthite and minor arsenopyrite. In most cases, tetrahedrite...typically replaced by a rim of chalcopyrite and acanthite toward the edges, suggesting high contents of |  | Canals, A., Cardellach, Esteve, Rye, Danny M., Ayora, Carlos (1992) Origin of the Atrevida Vein (Catalonian coastal ranges, Spain); mineralogic, fluid inclusion, and stable isotope study. Economic Geology, 87 (1) 142-153 doi:10.2113/gsecongeo.87.1.142 | Journal (article/letter/editorial) | | Origin of the AtrevidaVein (CatalonianCoastalRanges,Spain)' Mineralogic,Fluid Inclusion,and StableIsotopeStudy...Barcelona, Mart(i Franques s/n, 08028 Barcelona, Spain E. CARDELLACH, Departmentde Geologia,UniversitatAutdnomade...UniversitatAutdnomade Barcelona,08193 Bellaterra,Spain D. M. RYE, Department of Geologyand Geophysics,Yale University...(JaumeAltoera),CSIC,Mart( i Franquess/n, 08028 Barcelona,Spain Abstract Atrevidais a Ba-F basemetal vein locatedin...142 ATREVIDA VEIN, CATALONIAN COASTAL RANGES, SPAIN 143 Introduction knownreservesof barite. It hasbeen |  | | Journal (article/letter/editorial) | | mine, Cornwall, England. Figure 16. Silver with acanthite (9 Ă 4.5 cm; D50716), Kongsberg, Norway. Hill...mine, near Bad Ems, Germany; native silver with acanthite from Kongsberg, Norway (9 Ă 4.5 cm; fig. 16);...from Baia Sprie, Romania (11 Ă 5.5 cm; fig. 17); acanthite and stephanite from Freiberg, Saxony, Germany;...Cumbria, England; dolomite from Eugui, Navarra, Spain; epidote from the Knappenwald, Salzberg, Austria;... Greenland; freieslebenite from Hienelaencina, Spain; manganite from Ilfeld, Germany; pyrrhotite and |  | Cacho, Andreu, Melgarejo, Joan-Carles, CamprubĂ, Antoni, TorrĂł, Lisard, Castillo-Oliver, Montgarri, Torres, BelĂ©n, Artiaga, David, Tauler, Esperança, MartĂnez, Ălvaro, Campeny, Marc, Alfonso, Pura, Arce-Burgoa, Osvaldo R. (2019) Mineralogy and Distribution of Critical Elements in the SnâWâPbâAgâZn Huanuni Deposit, Bolivia. Minerals, 9 (12) 753 doi:10.3390/min9120753 | Journal (article/letter/editorial) | | Carrer de MartĂ i FranquĂšs s/n, 08028 Barcelona, Spain; acachoamgeo@gmail.com (A.C.); joan.carles.melgarejo...Carrer de MartĂ i FranquĂšs s/n, 08028 Barcelona, Spain; artiaga@ccit.ub.edu Departement des Sciences de...Barcelona, Passeig Picasso s/n, 08003 Barcelona, Spain Departament dâEnginyeria Minera, Industrial i TIC...Avinguda de les Bases de Manresa 61â73, 08242 Manresa, Spain; maria.pura.alfonso@upc.edu Colegio de GeĂłlogos...sulphosalts, oxides, phosphates, and Sulphides are acanthite [Ag S], arsenopyrite [FeAsS], bismuthinite [Bi |  | | Journal (article/letter/editorial) | | Sheepranch, Calaveras County, and with skutterudite, acanthite, and annabergite at the Bishop silver-cobalt mine...Inyo County. A similar association of erythrite, acanthite, and skutterudite occurs in the Kelsey and O....Coahuila, where it is associated with native silver, acanthite, skutterudite, and proustite in veins cutting...in the La Encontrada mine, Granada, Andalusia, Spain. Figure 5. Spherical aggregates of erythrite to...same province, better known for its silver and acanthite specimens. Erythrite has been reported from a |  | Rainbow, Amelia, Clark, Alan H., Kyser, T. Kurtis, Gaboury, François, Hodgson, C. Jay (2005) The Pierina epithermal AuâAg deposit, Ancash, Peru: paragenetic relationships, alunite textures, and stable-isotope geochemistry. Chemical Geology, 215 (1) 235-252 doi:10.1016/j.chemgeo.2004.06.050 | Journal (article/letter/editorial) | | the main precious-metal hosts. Stage IV bariteâacanthite mineralization shows limited temporal overlap...the dominant hosts of Au and Ag, but Stage IV acanthite is an important Ag carrier, and is also enriched...was possibly deposited later during Stage IV as acanthite. with Stage III oxidation, as some vug-fillings...and goethite, or as intimate intergrowths with acanthite in vugs. 5.5. Stage V: supergene processes 5...barite and acanthite Stage IV, characterized by the crystallization of barite and acanthite, overlapped |  | | Report (issue) | | 5.940(1) X-ray Powder Pattern: Hiendelaencina, Spain. [ck??this for precisions of dâs??< ICDD??] 2.83... Total 98.78 100.00 100.00 (1) Hiendelaencina, Spain; corresponds to Ag1.14 Pb0.84 Sb1.20 S3.00 . (2)...Occurrence: Of hydrothermal origin. Association: Acanthite, pyrargyrite, silver, andorite, galena, siderite...crystals from Hiendelaencina, Guadalajara Province, Spain. In the Les Farges mine, near Ussel, CorreÌze; Pontgibaud |  | | Journal (article/letter/editorial) | | -11.06 -10.2 Chalcocite Cu2S -19.1 -20.7 Acanthite Ag2S -7.7 -9.6 Troilite FeS -24.2 -24.3...Metacinnabar ZnS CdS HgS 794 746 726 Chalcocite Acanthite Cu2S Ag2S 555 528 Table 3. Ladd and Lee (1964...Metacinnabar Chalcocite Stibnite, ' bismuthinite Acanthite (pyrite, sphalerite, arsenopyrite)> pyrrhotite>...unrnetomorphoseddeposits 16 SIERRA DE CARTEGENA, SPAIN BUCHANS, NEWFOUNDLAND 14 RAMMELSBURG, GERMANY...coexistingsulfides. Galena typically contains deposits, Spain;Ryznar,et al., (1967) haveanalyzed the least S34 |  | | Book (volume) | | EnergĂa Universidad PolitĂ©cnica de Madrid Madrid, Spain ISBN 978-3-031-18953-1 ISBN 978-3-031-18954-8 https://doi...ThinSectionLab, France; KGHM, Poland; Cobre Las Cruces, Spain, UPM-Consortium leader) is gratefully acknowledged...interstitial chalcopyrite. Py02, Moeche, Coruña, Spain 1.2 Classification Criteria for Textural Analysis...with evidence of deformation. AL-4, Almuradiel (Spain) (d + p) 14 1 Intergrowths and Textures Fig...xenomorphic inclusions of native silver (white) and acanthite (gray); the latter, also disseminated in gangue |  | Wang, Hong, Lan, Tingguang, Chen, Yinghua, Hu, Huanlong, Shu, Lei (2022) Mobilization of Au and Ag during Supergene Processes in the Linglong Gold Deposit: Evidence from SEM and LAâICPâMS Analyses of Sulfides. Minerals, 12 (3) 367 doi:10.3390/min12030367 | Journal (article/letter/editorial) | | from magnetite-goethite-limonite to marcasite-acanthite, and finally to siderite after the primary minerals...with the formation of independent AgâS mineral (acanthite), indicates that Au and Ag were significantly...minorcollected bornite, from covellite, marcasite, acanthite, and siderite. pyrite and ment zone the ore vein...goethite/limonite and minor sphalerite, galena, acanthite, and visible gold grains (Figures 3 and 4). Pyrite...minerals as marcasite, siderite, and oxides. Acanthite foundfound in the in secondary minerals such assuch |  | | Book | | Spaniards in 1517, the needs for minerals increased. Spain needed the gold and silver to finance its territorial...the Santa Eulalia area is uncertain. Records in Spain cite that silver was discovered in 1591 in the mountains...of the political unrest in southcentral Mexico, Spain withdrew most of its military forces from Chihuahua...but with MĂ©xico winning its independence from Spain in 1821, the Spaniards left the district and the...outbreak of the Mexican War of Independence from Spain (1810-1821). In the ensuing years the mines, mining |
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Verdad de los Artistas Mine, Hiendelaencina, Guadalajara, Castile-La Mancha, Spain