 | | Journal (article/letter/editorial) | | 2-1 2–1: Pb–Zn deposits in the Madan ore field, South Bulgaria Madan District: Lat. 41°30’ N, Long. 24°56’...Institute, Bulgarian Academy of Sciences, 1113 Sofia, Bulgaria Received 9 August 2004, accepted 24 February 2005...the ore fields connected with the Madan Dome, modified after Ivanov (2000): (B) Madan ore field with...deposits. Mining history: The Pb–Zn ores in the Madan district are known since ancient Thracian and Helenic...10%Zn were mined from 1941 to 1995 in the Madan ore field. Presently active mines: Kroushev Dol, Petrovitsa |  | Marchev, Peter, Kaiser-Rohrmeier, Majka, Heinrich, Christoph, Ovtcharova, Maria, von Quadt, Albrecht, Raicheva, Raya (2005) 2: Hydrothermal ore deposits related to post-orogenic extensional magmatism and core complex formation: The Rhodope Massif of Bulgaria and Greece. Ore Geology Reviews, 27 (1) 53-89 doi:10.1016/j.oregeorev.2005.07.027 | Journal (article/letter/editorial) | | Ore Geology Reviews 27 (2005) 53 – 89 www.elsevier.com/locate/oregeorev 2: Hydrothermal ore deposits...core complex formation: The Rhodope Massif of Bulgaria and Greece Peter Marchev a,*, Majka Kaiser-Rohrmeier...of Sciences, Acad. G. Bonchev St., 1113 Sofia, Bulgaria Isotope Geology and Mineral Resources, Department...2005 Abstract The Rhodope Massif in southern Bulgaria and northern Greece hosts a range of Pb–Zn–Ag...rocks in the Central Rhodopean Dome (e.g., the Madan ore field) are spatially associated with low-angle detachment |  | | Journal (article/letter/editorial) | | to similar platy galena occurrences in Germany, Bulgaria, Russia, Mexico, and notes their occurrence at...in SE Russia, the Madan ore field of skarn Pb-Zn-Ag deposits of southern Bulgaria, and the large Naica...crystallization from oversaturated hydrothermal ore fluids. Keywords: galena; morphology; spinel twins;...Old Lead Belt has been closed for a long time, an ore deposit has been drilled at the Higden deposit in...considered to involve six active mines. All of the ore deposits mined are classical Mississippi Valley-type |  | Bačík, Peter, Fridrichová, Jana, Rybnikova, Olena, Štubňa, Ján, Illášová, Ľudmila, Škoda, Radek, Vaculovič, Tomáš, Pulišová, Zuzana, Sečkár, Peter (2023) Crystal-Chemical and Spectroscopic Study of Gem Sphalerite from Banská Štiavnica, Slovakia. Minerals, 13 (1) 109 doi:10.3390/min13010109 | Journal (article/letter/editorial) | | Terézia and Rozália veins in the Banská Štiavnica ore district. The yellow (sample A) and olive-green sphalerite...NIR region, which can be all assigned to crystal-field transitions of Fe2+ . The absorption edge starts...gemstone; it is most often used as zinc and cadmium ore and is also the main carrier of gallium, germanium...Colorado), Spain (the Aliva mines), and Bulgaria (Madan ore field) at the gemstone market [1,6–8]. The most...are also known from Pb-Zn ore deposits of the Madan ore district, Bulgaria [11–13]. Exceptional gem-quality |  | | Book (volume) | | Ostrosi Romania by V. Ianovici and M. Borcos Bulgaria by B. Bogdanov Greece by G. Marinos Cyprus by...to gather information on the geology of European ore deposits knows the frustrations that such an endeavour...to gather information on the geology of European ore deposits knows the frustra- volume tions that such..._ Belgium; Southeast Europe includes Albania, Bulgaria, Cyprus, Greece, Hungary, Romania and Yugoslavia;...which has created a renewed interest in European ore deposits, is accompanied by an Explanatory Memoir |  | | Journal (article/letter/editorial) | | oregeorev.2017.05.029 OREGEO 2233 To appear in: Ore Geology Reviews Received Date: Revised Date: Accepted...precious, critical and rare metals exploration, Ore Geology Reviews (2017), doi: http://dx.doi.org/10...and Hellenistic (4th to 2nd centuries BC) times, ore exploitation became more intense, especially for... In this geotectonic regime several significant ore deposits and hundreds of smaller occurrences formed...these two metallogenic provinces. The geology and ore types involved in each magmatic belt are reviewed |  | Palinkaš, Sabina Strmić, Palinkaš, Ladislav A., Renac, Christophe, Spangenberg, Jorge E., Lüders, Volker, Molnar, Ferenc, Maliqi, Gani (2013) Metallogenic Model of the Trepča Pb-Zn-Ag Skarn Deposit, Kosovo: Evidence from Fluid Inclusions, Rare Earth Elements, and Stable Isotope Data. Economic Geology, 108 (1) 135-162 doi:10.2113/econgeo.108.1.135 | Journal (article/letter/editorial) | | Abstract The Trepča Pb-Zn-Ag skarn deposit (29 Mt of ore at 3.45% Pb, 2.30% Zn, and 80 g/t Ag) is located...was structurally and lithologically controlled. Ore deposition is spatially and temporally related with...ilvaite, magnetite, arsenopyrite, pyrrhotite, marcasite, pyrite, quartz, and various carbonates. Increases...fugacity between 10−8.8 and 10−7.2 bars. The principal ore minerals, galena, sphalerite, pyrite, and minor chalcopyrite...δ18O = −9.6 to −13.6‰), the fluid responsible for ore deposition was dominantly meteoric in origin. The |  | | Journal (article/letter/editorial) | | evolution is pivoting for the theory of mineral- and ore-forming processes. One of the methods able to provide...mineral-forming processes (a key problem in the theory of ore-forming processes) to elaborating prospecting guides...them being a professional in a certain scientific field. The first significant review of data on the principal...were determined for ten most typical minerals of ore deposits. In 1994 we began to gradually transfer...six minerals most widely spread at hydrothermal ore deposits and occurrences exceeds 1000 (36972 for |  | | Catalog/List | | Lots” or type your desired Lot # into the “Search” field. Every lot is listed with full descriptions and...infrequently in association with various Copper/Lead ore deposits. Good crystals are rare and highly appreciated...Shaft 11, Touissit, Touissit District, Oujda-Angad Province, Oriental Region, Morocco This is just a nice...one was formerly in the collection of Chicago’s Field Museum of Natural History. Its condition is normal...x 11.4 x 12.7 cm). Provenance: David Crawford, Field Museum of Natural History [Hoppel # D1742] Estimate: |  | | Journal (issue) | | zinc was found which proved to be more common as an ore. This was the beginningof the development of the...Oklal1omaTri-stateregion of th,e of the sulphide ore-bodies continued into the USAwl1ichIle describes...not usually in economic quantities }, pyrite, marcasite and, unusually and very localised, the copper-nickel...galena and sphalerite but with associateu pyrite, marcasite, calcite and dolomite, afmost invariably on a...for galena crystals seems to be the Madan ore-field in Bulgaria while smaller but sharp, silvery crystalson |  | | Book | | '\llMO~-Y PEAK Antimony Peak [California]: a rerun of a field trip I JO years later (by H. E. Pembenon) 3:78-8...Eq11ilibria in rite Earth; Moon Rocks and Minerals; Field Ion Microscopy; Crystals and X-rays; Co/or and Symmetry...Birch) 19:466-467 The Mount lsa-Cloncurry mineral field, northwestern Queensland [Australia] (by R. Sielecki)...occurrence of creedite at Colquiri, Inquisivi province, department of La Paz, Bolivia (by R. B. Cook...(by M. Le Font) 15:37-39 BULGARIA Minerals of the Madan Orefield, Bulgaria (by S. Petrussenko) 22:439-445 |  | | Report (issue) | | (1984). Average composition from various types of ore, Thierry mine, Ont. ACANTHITE. Sakharova and Bryzgalov...Vendrell-Saz et al., (Sulphosalts, Platinum Minerals and Ore Microscopy (Proc. XI Gen. Mtg. IMA, Novosibirsk)...Vol.). Microprobe analyses (8) from Spissko-Gemer ore deposits, Slovakia. AIKINITE. Kovalenker and Geinke...(Russian) 431 M365 Microprobe analyses (1) from Bulgaria AIKINITE. Kovlenker, (Gold and silver deposits...Analysis,"X-ray, optics from northern Rhodopes, Bulgaria. AIKINITE. Vinogradova et al. (Zap. Vses. Mineral |  | | Book | | Republic Belarus Republic . •. Belgium Brazil Bulgaria Canada. Czech Republic Denmark . Egypt France...majority of specimens were collected by staff during field work with and without students. Some of the collection...teaching; rocks and minerals of Victorian goldfields; ore minerals from Australia. Uses and services: Teaching;...catalogued. Specialties: Historical collection of ore body minerals from Queensland; Queensland Agate collection;...and rocks: 5,000. Soil profiles: 33. Specialties: Ore suites national and international; research rocks |  | | Book (edition) | | for all amateur mineralogists and students in the field. Jacket photo: (Top) sulfur, Sicily, 14cm; (top...USSR, in translation, 1966). INTRODUCTION The Ore Minerals and Their Intergrowths, 2d ed., Vols. 1...fibrous, conchoidal, etc. gangue The portion of an ore that is not economically valuable. gem A mineral...minerals if € > w the sign is defined as positive. ore Naturally occurring concentrations of minerals that...carbon as diamond and graphite, FeS, as pyrite and marcasite). polytype A type of polymorph due to the internal | | | Book (edition) | | for all amateur mineralogists and students in the field. Jacket photo: (Top) sulfur, Sicily, 14 cm; (top...USSR, in transla[ion , 1966). INTRODUCTION The Ore Minerals and Their Intergrowths, 2d ed., Vols. 1...fibrous, conchoidal, etc. gangue The portion of an ore that is not economically valuable. gem A mineral...minerals if E > w the sign is defined as positive. ore Naturally occurring concentrations of minerals that...carbon as diamond and graphite, FeS2 as pyrite and marcasite). polytype A type of polymorph due to the internal |  | | Book (volume) | | dynamics in gases, in matrix isolation studies, in the field of semiconductor microelectronics, etc. (see Barnes...typical minerals of oxidation zones of sulphide ore deposits. However, in IR spectra of synthetic “hydroniumjarosite”...Ca2B4O4(OH)7Cl·7H2O Locality: Salar de Carcote deposit, El Loa province, Antofagasta, Chile. Description: Colourless crystal...borax deposit, Salar del Hombre Muerto, Salta province, Argentina (type locality). Description: Colourless...Pegmatite Field, Andrembesoa Commune, Betafo District, Vakinankaratra Region, Antananarivo Province, Madagascar |  | | Book | | N. Moreto, André Luiz Silva Pestilho, Mineral Province, Brazil Gustavo Henrique Coelho de Melo, Marco...The Southwestern North America Porphyry Copper Province Tectonomagmatic Settings, Architecture, and Metallogeny...Metallogeny of the Central Asian Copper Province An Overview of the European Kupferschiefer Deposits...landforms and ore deposits: Economic Geology, v. 79, p. 1286–1298. Sillitoe, R.H., 1985, Ore-related breccias...B.H., Mason, R., and Hodgson, C.J., eds., Giant ore deposits: Society of Economic Geologists Special |  | | Book | | the art in the field of quartz and silica raw materials. The book covers the broad field of SiO2 minerals...14.3.4 Implications for Hydrothermal Systems and Ore Deposits . . . . . . . . . . . . . . . . . . . ....15.5 Intergrowth Relationships Between Quartz and Ore Minerals: Evidence for South Crofty Tungsten Mine...highpurity quartz sands, refractory materials or silicon ore. Because of the increasing requirements concerning...reconstruct the geological evolution of granitic systems, ore-forming processes or the metamorphic history of rocks |  | | Report (volume) | | casiepuvsitsteseatas cemathea conc gtese pa sone casas acct ore ee eee ee 185 IRGC a reagsers tartsntattsceststhcs...problem.............::ssseeeee 229 Magmatic sulfur and ore GepOsits, .....i00s0....planets: so oexsseepaszesesn ssc; ssseesecnesaccsnns ee ore et eet 318 EXPERIMENTAL CONS bi A INS es See teers...The Role of Magmatic Sulfur in the Formation of Ore Deposits Adam C. Simon, Edward M. Ripley INTRODUCTION....0...00.... 519 Controls on the partitioning of ore metals among silicate melt and Crystalline SURGES |
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Madan ore field, Smolyan Province, Bulgaria