 | Rohrmeier, M. K., von Quadt, A., Driesner, T., Heinrich, C. A., Handler, R., Ovtcharova, M., Ivanov, Z., Petrov, P., Sarov, S., Peytcheva, I. (2013) Post-Orogenic Extension and Hydrothermal Ore Formation: High-Precision Geochronology of the Central Rhodopian Metamorphic Core Complex (Bulgaria-Greece) Economic Geology, 108 (4) 691-718 doi:10.2113/econgeo.108.4.691 | Journal (article/letter/editorial) | | 691ā718 Post-Orogenic Extension and Hydrothermal Ore Formation: High-Precision Geochronology of the Central...Central Rhodopian Metamorphic Core Complex (Bulgaria-Greece) M. KAISER ROHRMEIER,1 A. VON QUADT,1,ā T...Ohridsk,ā 15 Tsar Osvoboditel Bd., BG-1504 Sofia, Bulgaria 4 Research Institute āGeology and Geophysics...Geophysics,ā 23 Sitnyakovo Blvd., 1505 Sofia, Bulgaria 5 Geological Institute, Bulgarian Academy of Science...Sofia, Bulgaria Abstract The late Alpine evolution of the Rhodope Massif in southern Bulgaria and northern |  | | Report (issue) | | prospects in the Killa Saifullah District, Balochistan Province, Pakistan. I have at least alluded to this new...example after example of the usual Tsumeb suspects (calcite, smithsonite, dioptase, cerussite, anglesite, willemiteā¦)...lustrous black, botryoidal hematite of the ākidney oreā type comes not from Cumbria, England or from Morocco...the property of the PiquĆn farmhouse in CĆ³rdoba Province: 7 ļ„=========================================...mine, Bou Azzer district, Tazenakht, Ouarzazate Province, Morocco. I repeat, the very very best of these |  | | Journal (article/letter/editorial) | | 2-1 2ā1: PbāZn deposits in the Madan ore field, South Bulgaria Madan District: Lat. 41Ā°30ā N, Long. 24Ā°56ā...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 PbāZn 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 |  | | 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 |  | 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 ā 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 PbāZnāAg...rocks in the Central Rhodopean Dome (e.g., the Madan ore field) are spatially associated with low-angle detachment |  | | Journal (article/letter/editorial) | | Tennantite-tetrahedrite series from the Madan Pb-Zn deposits, Central Rhodopes, Bulgaria Rossitsa D. Vassileva & Radostina...Petrovitsa Pb-Zn deposits of the Madan ore field, southern Bulgaria. Unusually large compositional variations...tetrahedrite composition. Fahlore compositions at Madan correspond to zincian varieties (1.6ā1.95 apfu)...precipitated in the late stages of mineralization at Madan, at temperature interval of 300ā 200 Ā°C from oxidizing...Sciences, Acad. G. Bonchev Str. 24, 1113 Sofia, Bulgaria e-mail: rosivas@geology.bas.bg K. Kouzmanov Department |  | | Journal (article/letter/editorial) | | ferro-actinolite, scapolite, titanite, and zircon in the main ore. Minor tiny (micron-sized) phases of secondary thorite...percent F is needed to cross over into the herderite field, thus the Mogok and Yichun samples are definitely...of the Yichun topaz-lepidolite granite, Jiangxi Province, southern China. Canadian Mineralogist 40:1047ā68...paving the way for advancements in the mineralogy field as well as for putting together a valuable collection...THE SEPTEMVRI MINE, MADAN ORE FIELD, RHODOPE MOUNTAINS, SMOLYAN OBLAST, BULGARIA. J. S. Simonoff and |  | | Book | | Mineral Resources of BulĀ garia, Minerals of Bulgaria, Gems and Ornamental Stones, and MateĀ rials....Galleries and Fine Arts of the Ministry of Culture in Bulgaria. The museum was founded on January I, 1986 and...through The National Donation Fund "13 Centuiies of Bulgaria". 730 donors including 207 companies and state...festivals, compeĀ future generations. titions; - Field work, scientific observation POLICY The museum is...funds. 2 Pse11dostnlactitefro111 c/za/cedo11y, Bulgaria (x 0,5 ) The Earth and Man National MuĀ FOUNDERS |  | Bonev, I. K., Vassileva, R. D., Zotov, N., Kouzmanov, K. (2005) Manganilvaite, CaFe2+Fe3+(Mn,Fe2+)(Si2O7)O(OH), a new mineral species of the ilvaite group, from PbāZn skarn deposits in the Rhodope Mountains, Bulgaria. The Canadian Mineralogist, 43 (3) 1027-1042 doi:10.2113/gscanmin.43.3.1027 | Journal (article/letter/editorial) | | PbāZn SKARN DEPOSITS IN THE RHODOPE MOUNTAINS, BULGARIA IVAN K. BONEVĀ§ AND ROSSITSA D. VASSILEVA Geological...Institute, Bulgarian Academy of Sciences, 1113 Sofia, Bulgaria NIKOLAY ZOTOV Mineralogisch-Petrologisches Institut...Rhodope Mountains, Bulgaria, and especially in the Ossikovo and Mogilata deposits (Madan ore district) and... Govedarnika mine, central Rhodope Mountains, Bulgaria. SOMMAIRE La manganilvaĆÆte, CaFe2+Fe3+(Mn,Fe2+)(Si2O7)O(OH)...de Ossikovo et Mogilata (district minĆ©ralisĆ© de Madan) et de Govedarnika (district de Laki). TrouvĆ© dans |  | | Journal (article/letter/editorial) | | anions in fluid inclusions from quartz (Madan ore district, Bulgaria) Boriana G. Kotzeva With 2 figures and...(Krushev Dol PbāZn deposit, Madan ore district, Rhodope Mountains, Bulgaria) were determined by ion chromatography...as well as some cationsā concentrations, in the ore-forming fluid were determined. Key words: fluid inclusions...also of major importance for the transportation of ore substance being a ligand involved in the complexes... the main ore vein of Kroushev Dol Pb-Zn deposit, on the level 600 m a.s.l., of Madan ore district, Central |  | | Journal (article/letter/editorial) | | single mineral, chalcopyrite, the dominant primary ore mineral of copper. Fortunately for both the mining...chalcocite, bornite, pyrite, tetrahedrite, and even calcite pseudomorphs after chalcopyrite. Chalcopyrite is...producing specimens. As the dominant primary copper ore mineral, it is widespread in porphyry copper deposits...States; they occur in relative abundance in a broad province that occupies southern Arizona and northern Sonora...reaching 4 cm across were often associated with calcite, magnetite, and actinolite. Disphenoids modified |  | BaÄĆk, Peter, FridrichovĆ”, Jana, Rybnikova, Olena, Å tubÅa, JĆ”n, IllĆ”Å”ovĆ”, Ľudmila, Å koda, Radek, VaculoviÄ, TomĆ”Å”, PuliÅ”ovĆ”, Zuzana, SeÄkĆ”r, Peter (2023) Crystal-Chemical and Spectroscopic Study of Gem Sphalerite from BanskĆ” Å tiavnica, Slovakia. Minerals, 13 (1) 109 doi:10.3390/min13010109 | Journal (article/letter/editorial) | | TerĆ©zia and RozĆ”lia veins in the BanskĆ” Å tiavnica 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 [1,6ā8]. The most...are also known from Pb-Zn ore deposits of the Madan ore district, Bulgaria [11ā13]. 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...borates, potash, salt, diamond, graphite, quartz, calcite spar, mica, feldspar, asbestos, talc, baryte, fluorite...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; |  | | Journal (issue) | | century, resulting in the discovery of many major ore deposits. This tobacco poster depicts the 1858 discovery...collection. His job at the Moonta mine was sampling ore for the companyās assay office, an ideal opportunity...where he continued to work as a mine captain and ore sampler, eventually retiring in 1916. He continued...Manager at Waratah in New South Wales, and as an ore buyer and assayer at Broken Hill. He managed the...purchased a friendās collection of English fluorite, calcite and barite for Albert. In 1927, at the age of 15 |  | Xu, Rong, Li, Wen-Chang, Deng, Ming-Guo, Zhou, Jia-Xi, Ren, Tao, Yu, Hai-Jun (2019) Genesis of the superlarge Luziyuan Zn-Pb-Fe(-Cu) distal skarn deposit in western Yunnan (SW China): Insights from ore geology and C-H-O-S isotopes. Ore Geology Reviews, 107. 944-959 doi:10.1016/j.oregeorev.2019.03.015 | Journal (article/letter/editorial) | | deposit in western Yunnan (SW China): Insights from ore geology and C-H-O-S isotopes Rong Xu, Wen-Chang Li...oregeorev.2019.03.015 OREGEO 2866 To appear in: Ore Geology Reviews Received Date: Revised Date: Accepted...Yunnan (SW China): Insights from ore geology and C-HO-S isotopes, Ore Geology Reviews (2019), doi: https://doi...deposit in western Yunnan (SW China): Insights from ore geology and C-H-O-S isotopes Rong Xua, Wen-Chang...reserves at 5.09% Zn and 2.40% Pb, and 301 Mt of Fe ore resources at 30.02% TFe. The stratiform or vein-type |  | | 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 |  | | Journal (article/letter/editorial) | | and moss from abandoned Hg mines in east Guizhou province, southwestern ChinaāGuangle Qiu, Xinbin Feng,...salinity in produced waters from the Palm Valley gas field, Northern Territory, AustraliaāAnita S. Andrew,...Proterozoic granitoids in the western Churchill Province: intrusive age pattern and Archean source domainsāO...mineral deposits, Butte district, Montanaā C.W. Field, L. Zhang, J.H. Dilles, R.O. Rye, and M.H. Reed...high-sulfidation mineralization in the TapajĆ³s gold province, Amazonian craton, Brazil: Geology, mineralogy |  | PalinkaÅ”, Sabina StrmiÄ, PalinkaÅ”, Ladislav A., Renac, Christophe, Spangenberg, Jorge E., LĆ¼ders, Volker, Molnar, Ferenc, Maliqi, Gani (2013) Metallogenic Model of the TrepÄa 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 TrepcĢa 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...fugacity between 10ā8.8 and 10ā7.2 bars. The principal ore minerals, galena, sphalerite, pyrite, and minor chalcopyrite...Ī“18O = ā9.6 to ā13.6ā°), the fluid responsible for ore deposition was dominantly meteoric in origin. The...5 and +10ā° point to a magmatic origin of sulfur. Ore deposition appears to have been largely contemporaneous |  | | 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 | | Lotsā or type your desired Lot # into the āSearchā 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...Saturday, October 19, 2013 | 12:00 PM CTāā 11 53006 CALCITE Dhindori Quarry, Jalgaon, Dindori (Dhindori), Nashik...inches (9.2 cm) Calcite crystal. The component parts are all well known and understood: Calcite in scalenohedral...Quartz stalactites and the Calcite. Looking straight down on the Calcite it is very apparent that not |  | | Conference Proceedings (Volume) | | isotopes in white mica from the Larderello geothermal field ā a tool to trace fluid flow in a complex magmatic...geochemistry: The Elatsite porphyry Cu-Au-PGE deposit, Bulgaria Swiss Geoscience Meeting 2018 Platform Geosciences...investigations of the Miocene sandstone hosted fluorite ore deposits, Northeastern Tunisia P 2.3 Benz J.-M...Cretaceous seawater involved in magmatic- hydrothermal ore formation? P 2.4 Brunner M., MĆ¼ller L., Von Quadt...eruptions in the Southern Rocky Mountain Volcanic Field P 2.8 Davies J.H.F.L., Greber N.D., Schaltegger |  | | 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...excellent crystaJs of sphalerite, dolomite and calcite (some crystals of the latter being over 60 cm long...some excellent specimens of galena, sphaleritc, calcite and dolomite (all very useful indeed for teaching...sphalerite but with associateu pyrite, marcasite, calcite and dolomite, afmost invariably on a brecciated |  | | Catalog/List | | Gold Nugget Tipuani alluvials, Tipuani Larecaja Province, La Paz Bolivia From the exotic locality of La...Gemstone: Kunzite - 82.02 Cts. Dara-e-Pech pegmatite field Dara-e-Pech District, Kunar Afghanistan Kunzite...Gemstone: Kunzite - 126.84 Cts. Dara-e-Pech pegmatite field Dara-e-Pech District, Kunar Afghanistan Kunzite...of Harris Peak, Park Co., Colorado, USA 72116 Calcite with Stibnite Xikuangshan Sb deposit, Lengshuijiang...Nouvelle-Aquitaine, France 72118 Fluorite with Calcite Xianghuapu Mine, Linwu Co., Chenzhou, Hunan, China |  | | Book | | Republic Belarus Republic . ā¢. 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 |  | | 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 |
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Borieva Mine, Madan Municipality, Smolyan Province, Bulgaria