·The large Hutouya ore district located at the center of the QTMB Fig 1 hosts a Cu Pb Zn resource of million tones Mt at an average grade of % Cu % Pb and % Zn and Fe ore resource of 200 Mt at an average grade of % Fe respectively Zhao et al 2013 It includes both magnesian and calcic skarns carrying
·The scanned oriented drill cores do not intersect the Zn Pb ore but do provide valuable geologic constraints along a 2 km NW SE oriented section between the Lovisa Zn Pb and Håkansboda Cu Co deposits Firstly distinctive Fe rich skarn layers occurring within the metarhyolitic silt/sandstones identified by XCT XRF and conventional
·The Hongtoushan Cu Zn Au deposit located in the Hunbei Archean terrane of the Qingyuan granite greenstone belt in the North China Craton Fig 1 is the oldest approximately Ga and largest Archean VMS deposit in China Gu et al 2007 Zheng et al 2011 Qian et al 2014 Peng et al 2022 The deposit has been mined since the
·Using Apatite to Differentiate Metallogenic Potential and Environment of Granitic Rocks A Case Study from the Tongshanling W Sn Cu Pb Zn Ore Field Nanling Range South China
·Abstract Western Tianshan Mountains extend from Uzbekistan through Tajikistan Kyrgyzstan southern Kazakhstan to Xinjiang Western Tianshan with a length of 2500 km from west to east This belt is the core zone of the Asian Gold Belt and shows evident potential of Au Cu Zn Pb mineral resources Large Au Cu Zn Pb ore deposits are
·Stratabound epigenetic sulphide Zn Pb Cu ore deposits of the Central African Copperbelt in the Democratic Republic of Congo and Zambia are mostly hosted in deformed shallow marine platform
·The Tongshanling ore field is one of the most representative W Sn Cu Pb Zn polymetallic deposits in the central western Nanling Ore Belt which developed multiple mineralization types including Cu Pb Zn Tongshanling W Sn Weijia Pb Zn Jiangyong and Mo Yulong deposits
·Pb Zn Cu accumulation from seafloor sedimentation to metamorphism Constraints from ore textures coupled with elemental and isotopic geochemistry of the Tiemurt in Chinese Altay Orogen NW China major fault controlled Pb Zn Cu orebodies are adjacent to the Sarekbuobu orogenic gold deposit and therefore it is also interpreted
·The small scale Balugou Cu Pb Zn skarn deposit 45 298 tonnages of ore at % to % Cu % to % Pb and % to % Zn is located in the Wulonggou area in the eastern Kunlun orogen NW China Ore deposition is spatially and temporally related with the pre collisional Anisian Balugou granites 244 Ma The
·Cu Zn brasses like many industrial alloys are based on solid solutions of a base metal here the FCC Cu In the equilibrium phase diagram 8 the Cu Zn solid solution covers a wide composition
·Analyses of sphalerite minerals from the characteristic brecciated Zn Pb ores of the main ore body in the giant Dongshengmiao deposit have revealed variations in δ66Zn from to ‰ and in δ56Fe from − to −‰ Further the investigated pyrrhotite samples have iron that is isotopically similar to that of associated sphalerite
·Jinchanghe is a Zn Pb Fe Cu skarn deposit in the northern Baoshan block southwestern China It is a typical distal skarn deposit with orebodies in the Cambrian Hetaoping Formation limestone and calcareous siltstone The skarn minerals display a vertical zonation with garnet skarn in the lower part and pyroxene skarn in the upper part
·Drill core sulfide ore samples weighing about 60 kg were received from Garpenberg Boliden Mineral AB Sweden Garpenberg is an underground mine where the complex Zn Pb Ag Cu Au ore Table 2 is mined from 500 to 1400 m below the ground The core samples were initially crushed to
·Zinkgruvan a major stratiform Zn Pb Ag deposit in the Paleoproterozoic Bergslagen region south central Sweden was overprinted by polyphase ductile deformation and high grade metamorphism including partial melting of the host succession during the Ga Svecokarelian complex history of post ore modification has
·The Tianqiao Zn Pb Ag deposit in SW China hosted by Devonian and Carboniferous limestone and clay rocks is composed of sulfides such as sphalerite galena and pyrite Pyrite is present in different paragenetic stages and can be divided into four types based on textures and mineral assemblages Pyrite from the adjacent Shanshulin deposit
·The Arapuçandere deposit in the northwestern part of the Yenice district of Çanakkale Fig 2 a has a total reserve of Mt at % Pb % Zn % Cu Au average 4 g/t and Ag average 260 g/t MTA 1993a MTA 1993b The Pb Zn Cu veins strike N50 85°E with dips of 40 50° to the SE and are hosted by Triassic meta clastic
·The Guanajuato mining district is one of the largest silver producers in Mexico which has been in constant operation for over 450 years Historic production has been approximately 34 000 tons of silver and 170 tons of gold Endeavour Silver 2010 The Guanajuato ore deposit is a low to intermediate sulfidation epithermal deposit the
·The Niujuan Yingfang Pb Zn Ag deposit in northern North China Craton NCC is hosted at the contact zone between Permian biotite monzogranite and Hongqiyingzi Group migmatitic gneiss The orebodies are structurally controlled by NE trending F1 fault Mineralization can be divided into three stages 1 siliceous chlorite
·Baoshan block hosts a range of Fe Cu Pb Zn Ag Hg Sn deposits The Hetaoping Pb Zn Cu deposit is a typical one hosted in Paleozoic carbonites Expand 38 Save The source and evolution of ore fluids in the Heiniuwa gold deposit Baoshan block Sanjiang region Constraints from sulfide trace element fluid inclusion and stable isotope
·Three large scale ore deposits comprising the Dexing porphyry Cu Au Mo deposit the Yinshan epithermal Ag Pb Zn deposit and shear zone hosted lode gold deposit in a Jurassic volcanic basin Based on the detialed field investigation and previous studies three of them are proposd to be a mineral system around Middle Jurassic
·The giant Huize Zn Pb ore field in Yunnan Province southwestern China comprises the Qilinchang and Kuangshanchang deposits The deposits are large in scale more than 5 Mt of Zn and Pb and high in grade average grade of total Zn and Pb is 30% Reported in this paper are the results of Rb Sr isotopic dating of sphalerite from this ore
·Zinkgruvan a major stratiform Zn Pb Ag deposit in the Paleoproterozoic Bergslagen region south central Sweden was overprinted by polyphase ductile deformation and high grade metamorphism including partial melting of the host succession during the Ga Svecokarelian complex history of post ore modification has
·The granite type Sn Zn ore formed at the top of pluton at the magma hydrothermal transitional stage the quartz vein type Sn Zn ore occurs at the outer part and the sulfide vein Cu Zn Pb Zn Ag
·The Bieluwutu Cu Pb Zn deposit is located in the Ondor Sum region of the western Xing an Mongolia orogenic belt North China The host rocks of the deposit consist of metasandstone tuffaceous slate andesitic tuff and fragmented felsic volcanic rocks which have previously been regarded as the Early Carboniferous Amushan Group
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