New Mapping of the World-Class Jinding Zn-Pb Deposit, Lanping …

The Jinding deposit demonstrates that MVT Zn-Pb mineralization can be hosted by a variety of evaporite diapir-related rocks and indicates that dome structures and the presence of pre-ore hydrocarbons are both important for the formation of Zn-Pb mineralization.

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Paragenetic sequence of the Xiayu Ag-Pb-Zn-Au(-Cu) orefield.

To address this issue, we introduce new structural data, fault–slip data analysis, and information on epithermal Ag–Pb–Zn–Au mineralization.

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(PDF) The Velardeña Zn-(Pb-Cu) skarn-epithermal deposits, …

Location and detailed geological map of the Velardeña mining district, showing the two main ore deposits: Santa María and Reyna de Cobre. Minor ore occurrences are (1) La …

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Assays up to 18.1 g/t Au, 2,380 g/t Ag, 16.55% Cu, 15.25% Pb, …

The Cerro Gordo target area is within the northwest corner of the Mojave Project and includes multiple mineralized zones along a 750m wide x 3km long northwest-southeast …

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Recognition of the Xiayu intermediate-sulfidation …

PDF | On Mar 1, 2023, Yongfei Tian and others published Recognition of the Xiayu intermediate-sulfidation epithermal Ag-Pb-Zn-Au(-Cu) mineralization in the East Qinling polymetallic ore belt ...

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Assays up to 18.1 g/t Au, 2,380 g/t Ag, 16.55% Cu, 15.25% Pb, …

Cu (%) Pb (%) Zn (%) Sunset Mine: G777523: 13.3: 2260: 3.85: 0.387: 0.0806: G777622: 8.13: 2380: 3.02: 0.473: 0.233: ... and Zn-OG62, which are aqua regia digests with ore grade ICP finishes. About K2 Gold. K2 is a proud member of Discovery Group and currently has three projects in Southwest USA and the Yukon. The Si2 Gold Project is located in ...

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Revealing the orogenic genesis of Huogeqi Cu-Pb-Zn deposit: …

There are two ore-forming stages for Cu-Pb-Zn mineralization in the Huogeqi deposit, including the main-stage Cu-Pb-Zn mineralization and late-stage Cu mineralization …

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(PDF) Porphyry Cu–Au–Mo–epithermal Ag–Pb–Zn–distal …

The dominant ore belts are No. 7 and No. 8, in the Nanshan section, No. 2, No. 3, No. 4, and No. 5 in Yinshan area, No. 12 in the Xishan section, No. 9 and No. 11 in the Jiuqu section, No. 10 in the Beishan area. Each of the belts comprises about ten ore veins. The Pb–Zn–Ag ore veins occur in Beishan, Jiuqu and Yinshan.

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New insights on the formation of the Jingchong Cu-Co-Pb-Zn …

The northeastern Hunan Province, located in the central segment of the Jiangnan Orogen, South China, hosts different types of Pb-Zn deposits, such as the hydrothermal vein-type Jingchong and Hengdong Cu-Co-Pb-Zn deposits (Wang et al., 2017, Wang et al., 2022, Zou et al., 2018), hydrothermal vein-type Taolin and Lishan Pb-Zn deposits (Yu et al ...

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New Mapping of the World-Class Jinding Zn-Pb Deposit, Lanping …

The Jinding deposit demonstrates that MVT Zn-Pb mineralization can be hosted by a variety of evaporite diapir-related rocks and indicates that dome structures and the presence of pre-ore …

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A giant porphyry-skarn-epithermal Mo-W-Cu-Zn-Pb-Ag …

Some researchers interpreted the Zn-Pb-Cu-Ag mineralization as ... and Lengshuibeigou epithermal Pb-Zn-Ag deposit. New geochronological data show that the Nannihu intrusion formed by at least two phases of magmatism including the granite porphyry (zircon U-Pb age of 145 ± 2 Ma) and the porphyritic monzogranite (zircon U-Pb ages of 142 ± 1 Ma ...

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[PDF] Porphyry Cu–Au–Mo–epithermal Ag–Pb–Zn–distal …

The Yinshan deposit in the Jiangnan tectonic belt in South China consists of Pb‐Zn‐Ag and Cu‐Au ore bodies. This deposit contains approximately 83 Mt of the Cu‐Au ores at 0.52% Cu and 0.8 g/t Au, and … Expand

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Hydrothermal alteration and geochemical proximity indicators to ore …

The area is a small historic VMS mining camp with total production yielding <3 Mt of Zn–Pb–Cu–Au–Ag ore; three ... Geological Survey of Finland and 52 samples were obtained from outcrops using a diamond drill saw or portable diamond mini-drill from the vicinity of the Metsämonttu mine. ... Cross-section through the New Metsämonttu ore ...

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Metamorphosed Pb–Zn–(Ag) ores of the Keketale VMS

In addition to the Jiashengpan, many of the identified orogenic-type base metal deposits show characteristics of multistage mineralisation, such as the Coeur d'Alene Ag-Pb-Zn-Cu-Au veins in Idaho ...

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Middle Triassic Cu–Pb–Zn Skarn mineralization in the …

In this study, we present new LA-ICPMS U–Pb ages and Sr–Nd–Hf isotopic compositions for granodiorite and diorite in the northern section of the Wulonggou gold ore …

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Paragenetic sequence of the Xiayu Ag-Pb-Zn-Au(-Cu) orefield.

A giant porphyry-skarn-epithermal Mo-W-Cu-Zn-Pb-Ag metallogenic system in the Nannihu ore field, southern North China Craton: Constraints from new geochronological and pyrite geochemical data

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Porphyry Cu–Au–Mo–epithermal Ag–Pb–Zn–distal hydrothermal Au deposits

The Dele Mesozoic volcanic basin in the northern Jiangxin province, Southeastern China (Fig. 1) hosts three significant ore deposits: the Dexing porphyry Cu–Au–Mo deposit; the Yinshan Ag–Pb–Zn vein deposit; and the Jinshan shear zone-hosted gold deposit.Mining of these deposits began in the Sui and Tang Dynasties (605–908 A.D.) for Dexing and Yinshan, and in …

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Ore-forming material sources of the Pb–Zn–(Ag–Fe–Cu) deposits …

In comparison, the sulfides from the Pb–Zn–(Ag) deposits have higher 207 Pb/ 204 Pb values (15.6637 to 15.7331, mostly > 15.70) than the Fe–(Cu) deposits (15.6186 to 15.6848) and the Pb–Zn–Fe–Cu deposits (15.6163 to 15.7197), indicating that the metals of Pb–Zn–(Ag) deposits were derived from the upper-crust magma, whereas the ...

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Pb/Zn Ores

The Cu-Pb-Zn separation process is among the most challenging flotation separations primarily because the first step must entail bulk flotation of the two most readily floatable minerals with these two minerals separated in a differential flotation stage. ... As described in the lead-zinc ore processing section, zinc sulphate and metabisulphide ...

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Ages and Sources of Components of Zn-Pb, Cu, Precious Metal, …

Zinc-dominant carbonate replacement deposits (Zn > Pb; Ag ± Cu) resemble Mississippi Valley Type (MVT) Zn-Pb deposits in that they occur in karst and fault breccias in Mississippian limestone where the southern margin of the regional late Paleozoic foreland basin adjoins Proterozoic crystalline rocks of the craton.

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Mineralogy and Innovative Flash Flotation Separation of Cu-Pb-Zn

The results demonstrate that the ore consists of 35 categories of minerals, assaying Cu 7.99%, Pb 9.39%, and Zn 1.96% in the forms of chalcopyrite, galena, and sphalerite, respectively, and silver ...

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Canadian Mineralogist TRACE.ELEMENT CONTENTS AND …

TRACE.ELEMENT CONTENTS AND PARTITIONING OF ELEMENTS IN ORE MINERALS 'FROM THE CSA Cu-Pb-Zn DEPOSIT, AUSTRALIA BETTINAA. BRILL'& Department of Geologlt, University of Newcastle, Newcastle, New South Wales 2308, Austiatia ABSTRACT The Se, Cd, Mn, Sn, Ag, Co and Ni contents of ore minerals from the CSA Cu-Pb-Zn deposit …

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(PDF) The Bou Madine Polymetallic Ore Deposit, Eastern Anti …

The Bou Madine Au–Ag–Pb–Zn ± Cu epithermal deposit in the Ougnat Pan-African inlier of the eastern Anti-Atlas occurs within the lower unit of the late Neoproterozoic Tamerzaga-Timrachine ...

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Pb-Zn-Cu accumulation from seafloor sedimentation to …

Accumulation of Pb-Zn-Cu at Tiemurt experienced Devonian subduction and Permian-Triassic continental collision. The Tiemurt Pb-Zn-Cu deposit (metal reserve: 0.29 Mt …

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Metallogenesis of the orosirian epithermal coringa gold-silver (Cu-Pb

The Coringa gold-silver (Cu-Pb-Zn) deposit, in southeastern of Tapajós Mineral Province, is hosted in felsic volcanic rocks the Vila Riozinho Formation (1996 ± 21 Ma) and in the Serra Alkali Feldspar Granite (1999 ± 25 Ma), and has been interpreted to have formed in a post-collisional volcano-plutonic setting.

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Assays up to 18.1 g/t Au, 2,380 g/t Ag, 16.55% Cu, 15.25% Pb, …

K2 Gold Corporation is a member of Discovery Group based in Vancouver, Canada. For more information please visit: discoverygroup.ca. Cautionary Statement on Forward-Looking Statements

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Developed Process Circuit Flowsheet of Al Amar Ore for …

Roasting the ore at 650 °C and subsequent leaching in boiling 20% HCl provides <84% of Zn, Cu, Pb, and Fe to the solution and leaves the gold in the residue. A high gold …

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Pb-, Zn-, and Cu-bearing particles in soils over gold

Download scientific diagram | Pb-, Zn-, and Cu-bearing particles in soils over gold deposit; (a) TEM image of a Pb-and Zn-bearing particle aggregation; (b) TEM image of a Zn-bearing particle; (c ...

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Improving gold recovery of Pb–Zn sulfide ore by selective

A new method to enhance gold recovery is proposed. Keywords Gold; Improving recovery; Pb–Zn sulfide ore; Selective activation; Organic acid 1 Introduction Auriferous sulfides and porphyry copper ores have signif-icant contributions to the gold production all over world [1]. Pre-treatment such as floatation, gravity concentration,

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New Insights on the formation of the Jingchong Cu-Co-Pb-Zn …

@article{Peng2023NewIO, title={New Insights on the formation of the Jingchong Cu-Co-Pb-Zn deposit, South China: Evidence from sphalerite mineralogy and muscovite 40Ar-39Ar dating}, author={Erke Peng and Jochen Kolb and Benjamin F. Walter and Max Frenzel and Clifford Georges Charles Patten and Deru Xu and Yufei Wang and Jing Gan and Aratz ...

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