Gold Ore Dubai Tongling China

Genesis of the Dongguashan skarn Cu-(Au) deposit in Tongling…

The Dongguashan copper-(gold) deposit is located in the Eastern Tongling ore district of the Middle-Lower Yangtze River Valley Metallogenic Belt (MLYRB), Eastern China. The Cu-(Au) mineralization is associated with the Qingshanjiao quartz monzodiorite and consists of various types including stratiform, porphyry, vein-like and skarn.

(PDF) GIS-based mineral prospectivity mapping using …

A case study was conducted in the Tongling district, which has sufficient training data of Cu deposits and abundant 47 Ore Geology Reviews 109 (2019) 26–49 T. Sun, et al. fluid inclusions of the Hucunnan deposit, Tongling, Eastern China: implications for the separation of copper and molybdenum in skarn deposits.

Rock-forming mechanism of Qingshanjiao intrusion in

The magmatism and fluid mineralization Shizishan copper–gold ore-field of Tongling, Anhui, province [D] (2007) Xiao-chun XU et al. ... Structural controls on copper mineralization in the Tongling ore district, eastern China: Evidence from spatial analysis. 2018, Minerals.

Multi-episode fluid boiling in the Shizishan copper-gold …

The Shizishan copper-gold deposit at Tongling, Anhui Province consists of two magmato-hydrothermal mineralization types: the crypto-explosive breccia type and the skarn type. At least four episodes of boiling occurred to the ore-forming fluids in this deposit. The first episode took place in accompany with the formation of the crypto-explosive breccias. …

Geochemistry and geochronology of the Qingshanjiao …

The Dongguashan copper (gold) ore deposit, which is located in the central region of the Middle–Lower Yangtze Cu–Fe–Au–Mo metallogenic belt, Eastern China, is one of the largest stratabound skarn copper (gold) deposits in the Tongling ore district, Anhui Province. The Qingshanjiao quartz monzodiorite is associated with the copper …

Rare Earth Element Geochemistry on Magmatic Rocks and Gold …

DOI: 10.1016/S1002-0721(06)60175-0 Corpus ID: 136443640; Rare Earth Element Geochemistry on Magmatic Rocks and Gold Deposits in Shizishan Ore-Field of Tongling, China @article{Xu2006RareEE, title={Rare Earth Element Geochemistry on Magmatic Rocks and Gold Deposits in Shizishan Ore-Field of Tongling, China}, …

3D mineral exploration targeting with multi-dimensional …

The Tongling Cu(-Au) district is the most important magma-skarn type Cu(-Au) polymetallic districts in the Middle-Lower Yangtze metallogenic belt of China.The previous studies in the Tongling Cu(Au) district compiled available digital geological, geochemical, geophysical, and remote sensing datasets.As the discovery of near …

GIS-based mineral prospectivity mapping using machine …

The Tongling ore district lies in the central segment of the Middle-Lower Yangtze metallogenic belt along the northern margin of the Yangtze craton, eastern China (Fig. 1 a). A four-stage model of geological evolution of this area has been proposed.

Geology, Geochemistry, and Geochronology of the …

The Fenghuangshan skarn-type Cu deposit, Tongling Ore Cluster, Anhui Province, is an important component in the Middle—Lower Yangtze River ore-forming belt. To better understand magmatism and its relationship to mineralization, we investigated geochemical features, ore-forming fluids, and geochronology of the Xinwuli intrusion and …

Mineralogical study on the magmatic rock in Cishan gold …

Present study consists the major and trace elements in minerals of clinopyroxene and zircon in the Baimangshan pluton using electron probe and in-situ LA-ICP-MS. The results reflect that the Baimangshan pluton is a transitional rock type from subalkaline series to alkaline series and may have developed at a transition setting, from …

Gold mineralisation by pyrite recrystallisation and …

DOI: 10.1016/j.oregeorev.2024.105955 Corpus ID: 267753419; Gold mineralisation by pyrite recrystallisation and arsenopyrite sequestration in the Jiaochong Au deposit, Tongling ore district, eastern China: Implications …

The formation and trace elements of garnet in the skarn …

The Beiya gold-polymetallic deposit is China's largest skarn-type Au deposit with Au reserves of >380 t. Although several studies have addressed the skarn formation mechanism and nature of fluid evolution, a systematic study on the changes in the composition and texture of garnet from wall rocks to ore-related intrusion has not yet …

Chemical and stable isotopic geochemical characteristics of ore …

Shizishan ore-field is a nonferrous and noble metal ore-field which is most rich in copper and gold.There are many types of fluid inclusions in minerals of the deposits.The homogeneous temperatures and the salinities of the fluid inclusions in main mineralization stages have wide ranges,while the different types of the fluid inclusions existed together …

Geochemistry and geochronology of the Qingshanjiao …

@article{Liu2018GeochemistryAG, title={Geochemistry and geochronology of the Qingshanjiao granites: Implications for the genesis of the Dongguashan copper (gold) ore deposit in the Tongling ore district, Eastern China}, author={Zhong-fa Liu and Yong-jun Shao and Yu Zhang and Cheng Wang}, journal={Ore Geology Reviews}, year={2018}, …

Geological and geochemical characteristics and genesis

The Middle–Lower Yangtze Metallogenic Belt (MLYMB) is one of the most important metallogenic provinces in China, with more than two hundred polymetallic Cu–Fe–Au, Mo, Zn, Pb, and Ag deposits, mostly associated with Early Cretaceous igneous rocks (Fig. 1 a) (Yang et al., 2011a, b), and the Tongling ore cluster area is in the east …

Geochemistry and geochronology of the Qingshanjiao …

The Dongguashan copper (gold) ore deposit, which is located in the central region of the Middle-Lower Yangtze Cu-Fe-Au-Mo metallogenic belt, Eastern China, is one of the largest stratabound skarn copper (gold) deposits in the Tongling ore district, Anhui Province. The Qingshanjiao quartz monzodiorite is associated with the copper (gold) mineralization in …

Mineralogy and Geochemistry of Limonite as a Weathering

To address this, black limonite containing ilvaite (a silicate mineral) found in Yeshan iron deposit, Tongling, China, was studied using mineralogical and chemical analysis. The mineralogical characteristics indicated that Mn goethite was present as nano-granular (<15 nm) or acicular (50–100 nm long, ~10 nm wide, i.e. high length/width ...

Rare Earth Element Geochemistry on Magmatic Rocks and Gold …

REE geochemical characteristics of the magmatic rocks and gold deposits in Shizishan ore-field of Tongling were studied. Three types of the magmatic rocks have almost the same chondrite-normalized REE patterns, Eu and Ce anomalous values, and ΣREE, ΣLREE/ΣHREE regular changes, which indicates that their magmas come from …

Multi-Isotopic Compositions of Ores from the Shizishan …

main ore minerals related to Cu, Au, and Mo, such as chalcopyrite, molybdenite, and pyr-rhotite, may offer more reliable insights into the mineralization processes. The Tongling region is an important district of Cu–Au–Mo mineralization in the MLYRMB. Situated in the western part of the Tongling region, the Shizishan ore field …

Trace element composition of magnetite from the Xinqiao Fe …

The Xinqiao deposit is one of the largest deposits in the Tongling ore district, containing an estimated 0.5 Mt Cu with a grade of 0.71%, 75.5 Mt sulfur with a grade of 29.3%, 24.9 Mt Fe with a grade of 46%, 11.2 t Au with a grade of 4.7 g/t, and 248.4 t Ag with a grade of 248.4 g/t (Xu and Zhou 2001).There are two different types of …