 | | Journal (article/letter/editorial) | | been discovered in the Kremnica ore district, central Slovakia. The mineralization is hosted by a single...of the galena–clausthalite series, acanthite–naumannite series, diaphorite, miargyrite, pyrargyrite–proustite...minerals are rather rare in the territory of the Slovak part of the Western Carpathians. A Bi–Se–Te mineralization...amounts of selenides (clausthalite, bohdanowitzite, naumannite, laitakarite, and ikunolite) as well as Se-bearing...com/journal/minerals Minerals 2018, 8, 572 2 of 26 The Central Slovakia Volcanic Field hosts several famous Ag–Au |  | | Journal (article/letter/editorial) | | Texas mineral locality INDEX Whereas Texas is well known for its vastness, cattle industry, and oil...I T S T O P O G R A P H Y A N D G E O L O G Y , Texas, the second largest state, has produced relatively...famous localities. A s this article will show, Texas has had—or currently has—nu merous mineral occurrences...produce good specimens; yet when specimens from Texas are sought in collections and dealers' stocks, few...some basic facts that help explain the situation. Texas has very little federal land in its mineralized |  | Kolova, Elena E., Savva, Nataly E., Zhuravkova, Tatiana V., Glukhov, Anton N., Palyanova, Galina A. (2021) Au‐Ag‐S‐Se‐Cl‐Br Mineralization at the Corrida Deposit (Russia) and Physicochemical Conditions of Ore Formation. Minerals, 11 (2) 144 doi:10.3390/min11020144 | Journal (article/letter/editorial) | | (uytenbogaardtite-fischesserite solid solution, Se-acanthite, S-naumannite) and Ag halides of the chlorargyrite-embolite-bromargyrite...(acanthite, uytenbogaardtite, fischesserite, naumannite and others). Academic Editor: Stefano Salvi...Arctic part of Eurasia increasingly interesting for investors [1]. Over the last 20 years, in Central and...(CO, USA) [13,20]; IS deposits— Silbak-Premier (British Columbia) [13]; LS deposits—Creede (CO, USA), Hishikari...Situation The Corrida deposit is located in the central part of the East-Chukotka flank zone of the Okhotsk–Chukotka |  | | Journal (article/letter/editorial) | | Abstract—The chemical compositions of acanthite, naumannite, and associated ore minerals have been studied...following admixtures have been detected: S in naumannite (0–2.9 wt %), Se in acanthite (0–7.45 wt %),...been established that Ag sulfoselenides of the naumannite series from polychronous ores of the Rogovik...sulfoselenides of acanthite series were formed later then naumannite but in the same range of logfO2 values at temperatures...1134/S1075701515040066 INTRODUCTION Acanthite, Ag2S, naumannite, Ag2Se, and Ag sul foselenides, Ag2(S,Se) are |  | Kravtsova, R. G., Tauson, V. L., Palyanova, G. A., Makshakov, A. S., Pavlova, L. A. (2017) Specific composition of native silver from the Rogovik Au–Ag deposit, Northeastern Russia. Geology of Ore Deposits, 59 (5) 375-390 doi:10.1134/s1075701517050038 | Journal (article/letter/editorial) | | Russia are presented. The deposit is situated in central part of the Okhotsk–Chukchi Volcanic Belt (OCVB)...ore is predominant at the upper levels in the central part of deposit and is represented by northwest-trending... pyrargyrite, and küstelite— are widespread; naumannite and native silver are less abundant. Gold is...Au–Ag deposit is located at the periphery of the central OCVB at the northern closure of the Omsukchan Trough...(proustite, pyrargyrite, stephanite), selenides (S-naumannite), Se-acanthite, and silver amalgams, as well |  | Rivai, Tomy Alvin, Yonezu, Kotaro, Syafrizal, , Sanematsu, Kenzo, Kusumanto, Damar, Imai, Akira, Watanabe, Koichiro (2019) A Low‐Sulfidation Epithermal Mineralization in the River Reef Zone, the Poboya Prospect, Central Sulawesi, Indonesia: Vein Textures, Ore Mineralogy, and Fluid Inclusions. Resource Geology, 69 (4) 385-401 doi:10.1111/rge.12206 | Journal (article/letter/editorial) | | Mineralization in the River Reef Zone, the Poboya Prospect, Central Sulawesi, Indonesia: Vein Textures, Ore Mineralogy...South Southeast Palu-Koro Fault Zone in the central part of the West Sulawesi Arc. The geology of the...precipitated in the early stage consist of electrum, naumannite-aguilarite, chalcopyrite, pyrite, marcasite,...the crystallographic replacement of sulfur in naumannite-aguilarite, argyrodite, pyrargyrite, selenopolybasite...located approximately 12 km from the Palu City, Central Sulawesi, Indonesia (Fig. 1a). Three vein zones |  | Kuzhuget, Renat V., Ankusheva, Natalia N., Pirajno, Franco, Mongush, Andrey A., Butanaev, Yuri V., Suge-Maadyr, Nadezhda V. (2022) The Ulug-Sair Gold Occurrence (Western Tuva, Russia): Mineralogy, Ore Genesis, and S-O Isotope Systematics. Minerals, 12 (6) 712 doi:10.3390/min12060712 | Journal (article/letter/editorial) | | the following: Cripple Creek and Golden Sunlight (USA), Golden Mile (Australia), Acupan (Philippines),...Ulug-Sair gold mineralization located in the central part of Aldan-Maadyr ore cluster (AMOC) was discovered...kawazulite, wittichenite, native Bi, fischesserite, naumannite, and tiemannite. However, the topic in question...3 of 24 Figure 1. Geological scheme of the central part of Aldan-Maadyr ore cluster, simplified with...with per- Figure 1. Geological scheme of the central part of Aldan-Maadyr ore cluster, simplified with |  | Melekestseva, Irina, Kotlyarov, Vasiliy, Tret’yakov, Gennadiy, Shilovskikh, Vladimir, Khvorov, Pavel, Belogub, Elena, Beltenev, Victor, Filippova, Kseniya, Sadykov, Sergey (2022) The Heavy-Metal Fingerprint of the Irinovskoe Hydrothermal Sulfide Field, 13°20′ N, Mid-Atlantic Ridge. Minerals, 12 (12) 1626 doi:10.3390/min12121626 | Journal (article/letter/editorial) | | minerals, native gold, anglesite, gypsum, smectites, naumannite and lollingite. The main source of metals for...dolerite dikes. The rugged and elevated western part of the OCC is dominated by basalt, greenschist dolerite...in the NW part of ore body I (Figure 1). The station grabbed a large positioned in the NW part of ore body...multielement calibrated solutions (INORGANIC VENTURES, USA, and GSO, Russian Federation) for the entire set...For S isotopic analysis, the bulk samples from central and marginal parts of Zn-rich chimneys were drilled |  | | Journal (article/letter/editorial) | | mine near Poličany, Kutná Hora ore district, central Bohemia, Czech Republic. The ore mineralogy and...selenium minerals include aguilarite and selenides naumannite and clausthalite. The previously unknown sulfosalts...Se-rich miargyrite; acanthite – aguilarite – naumannite. A likely source of selenium is in the serpentinized...selenium-rich mineralization; Kutná Hora; clausthalite; naumannite; andorite group; argyrodite; Ag-Sb(-Au) alloys;...century), the ores of silver-rich lodes in the southern part of the Kutná Hora ore district (Figure 1a) were |  | | Journal (article/letter/editorial) | | Pa): ∆fG°(Ag2Se, low naumannite) = –49470 (±130) J/mol, S°(Ag2Se, low naumannite) = 149.99 (±0.56) J/(K·mol);...J/(K·mol); ∆fG°(Ag2Se, high naumannite) = –47430 (±290) J/mol, S°(Ag2Se, high naumannite) = 169.01 (±0.78) J/(K·mol);...J/(K·mol). The phase transition point for low naumannite-high naumannite was determined at Ttrs = 405.4 K, with...–7713 (±550) J/mol. Keywords: Thermodynamic data, naumannite, fischesserite, AuSe, EMF-method, solid-state...existence of low-temperature silver selenide—naumannite—has been known for a long time (Earley 1950) |  | | Journal (article/letter/editorial) | | little-studied minerals such as allargentum, canfieldite, naumannite, and the selenium sulfosalts of silver. The deposit...been concentrated in four sectors: eastern and central (located within the subvolcanic body), and north...105-110. Nekrasova and Krasil'nikov are with the Central Scientific Research Institute of Prospecting for...küstelite, stannite, cassiterite, franckeite (?), naumannite berzelianite (?), umangite (?), pyrargyrite,...cinnabar Absent Pyrite, sphalerite, chalcopyrite, naumannite, polybasite, native silver, pyrargyrite, galena |  | | Journal (article/letter/editorial) | | the Příbram uranium and base-metal district (Central Bohemia, Czech Republic) bound to uraninite occurrences...ferroselite, giraudite, hakite, klockmannite, naumannite, permingeatite, příbramite, sabatierite, tiemannite...[2–4] and at the Předbořice uranium deposit in Central Bohemia [5–7]. Additional and important selenide...district Niederschlema-Alberoda in the Saxonian part of the Krušné hory Mountains was also studied in...Bohemian Massif. Worthy of mention are rare finds of naumannite and tiemannite in the heavy mineral fraction |  | | Journal (issue) | | Cooper Nottingham, England Anthony R. Kampf L.A. County Mus. of Nat. Hist. Los Angeles, CA Joseph A. Mandarino...until times improve. We know it’s a sacrifice on the part of our faithful readers to stick with us during...Council of the Natural History Museum of Los Angeles County, and was instrumental in the growth of the Museum’s...native gold. Field collecting was Jo’s favorite part of the business, and she was a staunch supporter...Fax: (713) 523-4125 1 Herman Circle Drive Houston, Texas 77030 Hours: 9–6 M–Sat., 12–6 Sun. Specialty: Finest |  | Firstova, Anna, Stepanova, Tamara, Sukhanova, Anna, Cherkashov, Georgy, Poroshina, Irina (2019) Au and Te Minerals in Seafloor Massive Sulphides from Semyenov-2 Hydrothermal Field, Mid-Atlantic Ridge. Minerals, 9 (5) 294 doi:10.3390/min9050294 | Journal (article/letter/editorial) | | certified sample of RUS-4 and a sample of SdAR-L2 (USA) from round 37A of the International Geoanalytical...by Atomic Absorption Spectroscopy (AAS) at the Central Laboratory of VSEGEI, using a Perkin Elmer Analyst-800...Tetradymite, Bi2 Te2 S Altaite, PbTe Clausthalite, PbSe Naumannite, Ag2 Se Se-galena Galena, PbS Fahlore, Cu12 (Sb...Tetradymite, Bi2 Te2 S Altaite, PbTe Clausthalite, PbSe Naumannite, Ag2 Se Se-galena Galena, PbS Fahlore, Cu12 (Sb...chimney fragment composed of chalcopyrite in the central part and by low Cu-sulphide in the outer zone; (d) |  | | Report (issue) | | geochemistry of the Sleeper Gold-Silver Deposit, Humboldt County, Nevada an interim report By J. T. Nash , W. C...later stages of opal and micro-quartz rich in naumannite or stibnite. Broad zones of hydrothermal breccias...gold-silver deposit at the Sleeper mine, Humboldt County, Nevada, make it amenable to lowcost mining and...Valley at the base of the Slumbering Hills, Humboldt County, Nevada, about 45 km northwest of Winnemucca (fig...earlier names are retained: Sleeper for the northern part and Wood for the southern. The milling rate was |  | Cioacă, Mihaela-Elena, Munteanu, Marian, Lynch, Edward P., Arvanitidis, Nikolaos, Bergqvist, Mikael, Costin, Gelu, Ivanov, Desislav, Milu, Viorica, Arvidsson, Ronald, Iorga-Pavel, Adina, Högdahl, Karin, Stoilov, Ventsislav (2020) Mineralogical Setting of Precious Metals at the Assarel Porphyry Copper-Gold Deposit, Bulgaria, as Supporting Information for the Development of New Drill Core 3D XCT-XRF Scanning Technology. Minerals, 10 (11) 946 doi:10.3390/min10110946 | Journal (article/letter/editorial) | | Laboratories, Rice University, Houston, TX 77005, USA; g.costin@rice.edu Asarel Medet AD, 4500 Panagyurishte...(XCT-XRF) scanning technology being developed as part of the X-MINE project. Scanning electron microscopy–energy...being developed by Orexplore (Kista, Sweden) as part of the Horizon 2020-funded X-MINE project (Figure...minerals at the Assarel porphyry copper deposit (west-central Bulgaria), one of four actively mined test sites...extends for more to than km in the south-eastern part of Central Europe (Figure 2A). This belt often referred |  | Sidorov, Evgeny G., Borovikov, Andrey A., Tolstykh, Nadezhda D., Bukhanova, Daria S., Palyanova, Galina A., Chubarov, Valery M. (2020) Gold Mineralization at the Maletoyvayam Deposit (Koryak Highland, Russia) and Physicochemical Conditions of Its Formation. Minerals, 10 (12) 1093 doi:10.3390/min10121093 | Journal (article/letter/editorial) | | HS-type epithermal deposits; however, within the Central Kamchatka Volcanic Belt it is so far the only deposit...deposit of this type reported. Keywords: Central Kamchatka Volcanic Belt; HS epithermal deposit; maletoyvayamite-quartz...(Eocene-Oligocene Koryak-West Kamchatka, Oligocene-Quaternary Central Kamchatka, and Pliocene-Quaternary East Kamchatka)...veins. The Maletoyvayam deposit located in the Central Kamchatka Volcanic Belt (CKVB) is restricted to...zone situated in the northeastern part of the CKVB (southwestern part of the Koryak Highland) [24,25]. |  | | Journal (article/letter/editorial) | | is confined to a volcanic dome located in the central part of the NE-oriented volcanotectonic depression...structure with intrusive framing in the OCVB [2]. The central sector of the depression is filled with volcanic...highest Au concentrations are recorded in the central sectors. Microprobe analyses showed that OB 1 contains...inclusions of fahlore, kustelite, acanthite, and naumannite Galena (Ag- and Se-bearing) RECRYSTALLIZATION...concentration of Ag-bearing minerals Acanthite, naumannite, native silver Küstelite REGENERATION with |  | | Journal (article/letter/editorial) | | 1028-334X, Doklady Earth Sciences, 2016, Vol. 469, Part 2, pp. 782–786. © Pleiades Publishing, Ltd., 2016...matildite in the ores (Teploe), Cu–Te-bearing naumannite (Olcha), the occurrence of middle- and high-temperature...mineralization. The Olcha ore field is crossed in the central part by a very long (1500 m) and thick (30–40 m)...chalcocite, Cuacanthite, copper and telluride naumannite (0.91– 2.31 Cu and 1.39–3.34 Te wt %), copper-bearing...localized in a flatDOKLADY EARTH SCIENCES Vol. 469 Part 2 2016 lying Late Cretaceous ignimbrite–rhyolite |  | | Journal (article/letter/editorial) | | the western flank of the Tavua Caldera in north-central Viti Levu (Fig. 1). Although much of the gold in...the Emperor deposit has been described for the central and western parts of the deposit (e.g., Stillwell...Paragenetic studies have been restricted to the central and western parts of the deposit and have led to...for flat-dipping structures (< 45 )), in the central part of the mine, Ahmad et al. (1987) proposed eight...mineralogical studies have concentrated on the western and central orebodies, the aims of the present study are to |  | | Journal (article/letter/editorial) | | age), consists of a large amount of electrum, naumannite and Se-bearing polybasite with quartz–adularia...(TSG) of the UK, AngloGold Ashanti (AGA) of the USA and ZAO Trevozhnoye Zaryevo (TZ) of Russia started...Koryaksky-Western volcanic belt (Eocene–Oligocene); (iii) the Central volcanic belt (Oligocene–Quaternary); and (iv)...structures with a maximum diameter of 2 km at the central part of the deposit, and mainly host ore mineralization...sediments 18–120 m thick covered the northwestern part of the deposit (TSG, 2004). The mineralized veins |  | | Journal (article/letter/editorial) | | Buckskin Mountain, National District, Humboldt County, Nevada PETER G. VIKRE† U.S. Geological Survey...Buckskin Mountain (elev 2,650 m, 8,743 ft), Humboldt County, Nevada, a hydrothermal system, imposed on a middle...overlie older volcaniclastic basinal deposits and were part of a regional fluvial-lacustrine system developed...BUCKSKIN MOUNTAIN in the National district, Humboldt County, Nevada, altered and mineralized volcanic rocks...BUCKSKIN MOUNTAIN, NATIONAL DISTRICT, HUMBOLDT COUNTY, NV RENO E NATIONAL TOWNSITE CREEK BEL L |  | | Report (issue) | | War Eagle Mountain; B, Reticulated or dendritic naumannite on drusy quartz from Banner Mine (?) Florida.... 118 Figure Index map of northwestern Owyhee County, Idaho, showing subdivisions of the Silver City...M. Piper. Upon Mr. Piper devolved t h e greater part of the mapping. I n t h e absence of a satisfactory...H. Eldridge conducted a reconnaissance across central Idaho in 1894 and made a cursory examination of...studied the gold and silver deposits of western central Idaho and reported on them in some detail (24a; |  | | Journal (article/letter/editorial) | | 1028334X, Doklady Earth Sciences, 2010, Vol. 432, Part 1, pp. 677–681. © Pleiades Publishing, Ltd., 2010...gabbro–dolerite bodies (Koikary and Pudozhgora, Central Karelia) [1]. In relation to the enrichment of...orogenic events, which occurred in the southwestern part of the Fennoscandian Shield and covered the whole...There was no intrusive acid magmatism in the central part of the craton dur ing the range from 1.8 to...alkaline metasomatites (albitite) in some areas of Central Karelia. Ore mineralization controlled by them |  | | Journal (article/letter/editorial) | | situated in the Srednogorie zone (Fig. 1), which is part of the Banatitic Magmatic and Metallogenic Belt...Paleocene age. It extends through south-eastern central Europe, with a N–S orientation in Romania and Serbia...the Vardar Ocean during the Late Cretaceous, as part of the closure of the Neotethys Ocean which had...Moesian platform represents part of the former East European plate. The central part of the Srednogorie zone...copper deposit is related to these bodies. The central sector comprises the Chelopech volcano and associated |
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