The Historical Aspect of the Impact of Zn and Pb Ore Mining …
The mining area of Zn-Pb ore deposits located in the south of Olkusz is particularly vulnerable to pollution because the rock mass is actively drained and mining exploitation results in fast water circulation . 3. Results ... This refers to the intensive exploitation of Zn-Pb ores by the Pomorzany mine, which began in the 1970s and ...
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Genesis and Evolution of Pb-Zn-Ag Polymetallic Deposits
The Pb isotopic composition of the sulfides from the Qiandongshan–Dongtangzi Pb-Zn deposit (with 206 Pb/ 204 Pb ratios of 18.06 to 18.14, the 207 Pb/ 204 Pb ratios of 15.61 to 15.71, and 208 Pb/ 204 Pb ratios of 38.15 to 38.50) is similar to that of the Late Triassic Xiba granite pluton, suggesting that they share the same Pb source. The ...
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An introduction to Irish-type Zn-Pb deposits in early …
In book: Irish-Type Zn-Pb deposits around the world (pp.511-532) Publisher: Irish Association for Economic Geology, Dublin
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Punctuated, episodic magmatism and mineralization of the …
High-precision chemical abrasion-isotope dilution-thermal ionization mass spectrometry (CA-ID-TIMS) U-Pb zircon geochronology of six representative samples revealed the first phase of oxidized Au-Zn mineralization at the Medenovac deposit occurred prior to 28.833 ± 0.154 Ma, based on the inclusion of mineralized skarn clasts in breccia supported by an …
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The Hakkari nonsulfide Zn–Pb deposit in the context of …
The Hakkari nonsulfide zinc deposit is situated close to the southeastern border of Turkey. Here both sulfide and nonsulfide Zn ≫ Pb ores are hosted in carbonate rocks of the Jurassic Cudi Group with features typical of carbonate-hosted supergene nonsulfide zinc mineralization.The regional strike extent of the mineralized district is at least 60 km.
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Newly discovered germanium minerals in Huize and Maoping MVT Pb-Zn
The Maoping Devonian and Carboniferous carbonate-hosted epigenetic Pb-Zn deposit, a typical representative of multi-layer (two or more than two ore-bearing strata) Pb-Zn metallogenesis, is located ...
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The world's lead-zinc mineral resources: Scarcity, data, issues …
Here, we provide a brief overview of the main Pb-Zn deposits types and discuss the controls on the concentrations of Pb and Zn within deposits that are generally exploited for …
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Ore-Forming Processes in Irish-Type Carbonate-Hosted Zn-Pb Deposits …
Hydrothermal sulfur appears to be more important at Lisheen than the other major Irish deposits. Galena lead isotope analyses gave average 206 Pb/ 204 Pb, 207 Pb/ 204 Pb, and 208 Pb/ 204 Pb values of 18.183, 15.594, and 38.080, respectively.
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How carbonate dissolution facilitates sediment-hosted Zn-Pb
We propose that carbonate-buffered fluid mixing is a critical process for forming post-sedimentary Zn ± Pb ± Ba deposits in sedimentary carbonate rocks.
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Exploration of hidden Pb–Zn–Cu–Au mineralization by
In this study, we aimed to determine the possible locations and the depths of the Middle Black Sea region vein-type of Zn–Pb ± Cu deposits located in Kirazoren, Giresun, …
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Application of pyrite trace element chemistry to exploration …
Sedimentary pyrites in black shales contain abundant trace elements that provide information on the chemistry of the seawater at the time of sedimentation. This study focuses on the Barney Creek Formation (~ 1640 Ma) in the McArthur Basin in the Northern Territory of Australia, which is host to one of the world's largest SEDEX Zn-Pb-Ag deposits, and several …
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How carbonate dissolution facilitates sediment-hosted Zn-Pb …
Sediment-hosted Zn-Pb deposits, such as Mississippi Valley–type (MVT), Irish-type, and sedimentary exhalative (SEDEX) (e.g., Large et al., 2005; Leach et al., 2005; Wilkinson, 2014), are the most important Zn and Pb resources globally.Different ore-genesis models have been proposed for different classes of these deposits: Large et al. (1998, 2005) proposed a syn …
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Distribution of trace elements in Zn-Pb ores of the …
Plots of: Zn vs. Ag (a) and Zn vs. Cd (b) in sphalerite and of Pb vs. Au (c) and Pb vs. Sb in galena in the Gołuchowice deposit (red square) and in the other MVT deposits in Poland (blue ...
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The genesis of the Tianbaoshan Pb Zn deposit in Sichuan, …
The Sichuan-Yunnan-Guizhou (SYG) Pb Zn metallogenic province is located in the western part of the Yangtze block, which is an important part of the large area of low temperature metallogenic province in southwest China (Hu and Zhou, 2012; Zhou et al., 2018).The total proven Pb + Zn reserve at the SYG Pb Zn metallogenic province reaches approximately 20 Mt. (Tan et …
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Metallogeny of Cretaceous carbonate-hosted Zn–Pb deposits …
Distribution map of CH Zn–Pb and F-rich deposits according to the age of host rocks in the CAMB, TPMB, MEMB, and YAMB. Those in Permo-Triassic rocks include MVT deposits (except the Kuh-e-Surmeh ...
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Mineralogy and Paragenesis of the Boundary Zone Zn-Pb ± …
Clastic-dominated (CD-type) Zn-Pb ± Ag deposits account for significant global Zn and Pb resources. In this contribution, we describe a new Zn-Pb ± Ag deposit, Boundary Zone, recently discovered in the Macmillan Pass district, Yukon, Canada.
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Newly discovered germanium minerals in Huize and …
At present, only two independent Ge-minerals have been reported in Pb Zn deposits from the Chuan-Dian-Qian region, namely, krieselite [Al 2 (GeO 4)F 2] in the Huize deposit and a new Ge mineral, ruizhongite [(Ag 2 )Pb 3 Ge 2 S 8], in the Wusihe deposit (Zhang et al., 2008; Meng et al., 2022). The lack of detailed research on independent Ge ...
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Exploration of hidden Pb–Zn–Cu–Au mineralization by
In this study, we aimed to determine the possible locations and the depths of the Middle Black Sea region vein-type of Zn–Pb ± Cu deposits located in Kirazoren, Giresun, Turkey, by using geophysical methods. We conducted this study to investigate and locate the ore trace lost due to a fault in the gallery driven during ore production. Due to the highly rugged terrain …
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FORMS OF HEAVY METALS (Zn, Pb, Cd) OCCURING IN
1 Mining Science 22; 125-138. 2015. heavy metals, rhizospere, Zn-Pb secondary minerals Olkusz Zn-Pb mining region, historical mining Dorota Rożek, Weronika Nadłonek, Jerzy Cabała*
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Geology and Genesis of the Giant Gorevskoe Pb-Zn-Ag …
The Gorevskoe Pb-Zn-Ag mine is currently the largest producer of Pb and Zn in Russia, exploiting one of the largest sediment-hosted Pb-Zn deposits worldwide. Despite its …
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Genesis of the Qilinchang Pb–Zn deposit, southwestern …
This deposit displays a lot of features analogous to typical MVT Pb–Zn deposits such as: high Zn and Pb grade (approximately proven reserves include 1.96 million tons of Pb and 2.75 million tons of Zn, at grades of 2.3–9.2% Pb and 2.7–22.5% Zn (Han et al., 2016); high concentrations of Ge, Cd, In, and Ag ranging from tens to hundreds of ...
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Element mobility during formation of the Ruwai Zn‐Pb‐Ag skarn deposit
The Ruwai deposit is Indonesia's largest Zn-Pb-Ag skarn deposit and is located in Lamandau district, Central Borneo, within the Central Borneo metallogenic belt. This skarn deposit consists of four main zones, namely Gojo, Karim, Ruwai, and Southwest Gossan Zones. The skarn orebodies are mostly hosted by limestone of the Jurassic Ketapang ...
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Linking carbonate-hosted ZnPb deposit to deep mantle …
Sedimentary basins contain most of the planet's zinc, lead, and some critical raw metal resources (e.g., germanium and gallium). Zn Pb ores found in carbonate rocks account for a large proportion of these huge metal resources (e.g., Leach et al., 2005; Frenzel et al., 2014; Wilkinson, 2014; Marsh et al., 2016).Some carbonate-hosted Zn Pb deposits are believed to be …
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The Teena Zn-Pb Deposit (McArthur Basin, Australia
The Teena Zn-Pb deposit is located in the Carpentaria Zn Province (Australia), which contains some of the largest clastic dominant (CD-type) massive sulfide Zn-Pb deposits in the world. The timing of the main stage of hydrothermal sulfide mineralization in the Teena subbasin is constrained to the midstage of burial diagenesis, during a period ...
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Pb-Zn ''SEDEX'' deposits and their copper stockwork …
base metals and in 1970, the number 70 ore body (Pb-Zn) was discovered at Matahambre. Currently, copper exploitation continues, and in the Castellanos deposit, a gold open-pit was opened recently. In this work, I discuss a classical SEDEX deposit model for the northwestern Cuban Pb-Zn deposits as proposed by Carne and Cathro (1982). The current
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Alteration Zones as Exploration Parameters for Stratiform Pb-Zn …
In the Graz Paleozoic in the Eastern Alps (Austria), stratiform Pb-Zn-Ag-Ba deposits have been mined in the past. They are classified as sedimentary-exhalative (SEDEX) deposits and are hosted by polyphase deformed greenschist facies metasediments and volcanics of the Schönberg Formation (Schöckel nappe; Drauzug-Gurktal nappe system), which is upper …
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A review of the Zn-Pb deposits in Sichuan-Yunnan-Guizhou …
The Maliping Zn-Pb deposit is located in the southwest of the SYG region. It is a large Zn-Pb deposit newly discovered in recent years (Hu et al., 2019, Li et al., 2019, Luo et al., 2019). The Pb + Zn reserves of the Maliping deposit are more than 2 Mt, and the average grades of Pb and Zn are 4.18% and 9.38%, respectively (Luo et al., 2019 ...
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Pb-Zn Deposits and Associated Critical Metals
Pb–Zn deposits supply a significant proportion of critical metals, such as In, Ga, Ge, and Co. Due to the growing demand for critical metals, it is urgent to clarify the different …
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Newly discovered germanium minerals in Huize and Maoping MVT Pb
The Chuan–Dian–Qian triangle region, located in southwest China, is the most significant MVT ore concentration area, and serves as a crucial industrial base for Pb and Zn in China, along with their associated Ge and other critical metals (Leach and Song, 2019; Xu et al., 2020; Niu et al., 2023).This region hosts more than 408 Pb Zn deposits (occurrences) with …
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Ej Atlas
Size of he mine: 5 sq km (500 hectares). The Paleoproterozoic Mârmorilik Formation in the Karrat basin of West Greenland hosts the Black Angel Zn–Pb deposit. . Additional infrastructure: harbour and shipping facilities, heliport, diesel generator station, power plant and power lines, aerial tramway for transport etc.
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