202043· Porphyry copper±molybdenum±gold deposits (PCDs) are the most representative magmatic-hydrothermal metallogenic system above subduction zones with important economic value. Previous studies revealed that large PCDs are generally formed from initial arc magmas (from subduction-induced partial melting of the mantle wedge), which eventually ascend to the …
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426· For porphyry copper deposits, the world’s primary source of Cu, Mo, and Re, identifying the dynamic processes that control their emplacement in the upper crust can guide future exploration.
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101· The porphyry copper belt in the Geza island arc in southwestern China is the only Indosinian porphyry copper metallogenic belt that has been discovered and evaluated so far. The Pulang porphyry copper deposit (also referred to as the Pulang deposit) in this area has proven copper reserves of 5.11×106 t. This deposit has been exploited on a large scale using …
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Abstract | Porphyry deposits are large, low-grade metal ore bodies that are formed from hydrothermal fluids derived from an underlying magma reservoir. They are important as major sources of critical metals for industry and society, such as copper and gold. However, the magmatic and redox processes required to form economic-grade porphyry deposits remain …
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41· In contrast to traditional porphyry copper systems in a subduction setting, recent studies and exploration suggest that the Jiama deposit includes porphyry-type Mo-Cu, skarn-type Cu polymetallic, vein-type Au and manto orebodies.
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2024130· Copper porphyry deposits are geological formations renowned for their abundant copper and long mine lives. Here are 15 of the largest …
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Thus, mineral deposit models play the central role in transforming geoscience information to a form useful to policy makers. The foundation of mineral deposit models is information about known deposits. The purpose of this publication is to make this kind of information available in digital form for porphyry copper deposits.
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Abstract | Porphyry deposits are large, low-grade metal ore bodies that are formed from hydrothermal fluids derived from an underlying magma reservoir. They are important as major sources of critical metals for industry and society, such as copper and gold. However, the magmatic and redox processes required to form economic-grade porphyry deposits remain …
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101· The porphyry copper belt in the Geza island arc in southwestern China is the only Indosinian porphyry copper metallogenic belt that has been discovered and evaluated so far. The Pulang porphyry copper deposit (also referred to as the Pulang deposit) in this area has proven copper reserves of 5.11×106 t. This deposit has been exploited on a large scale using …
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2016115· Copper is a moderately incompatible chalcophile element. Its behavior is strongly controlled by sulfides. The speciation of sulfur is …
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202043· Porphyry copper±molybdenum±gold deposits (PCDs) are the most representative magmatic-hydrothermal metallogenic system above …
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2024130· Copper porphyry deposits are geological formations renowned for their abundant copper and long mine lives. Here are 15 of the largest copper porphyry resources in the world.
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723· Porphyry copper ore-forming intrusions are distinguished from barren arc magmas by high oxidation state and “adakitic” high Sr/Y and La/Yb. Controversy over petrogenesis of adakites has centered on ambiguities in interpretation of their steep rare earth element (REE) patterns, and on whether garnet participates in their petrogenesis. Lambda (λ) …
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2019531· Here, the arc crust is thick (> 45 km). Porphyry copper deposits (PCDs) represent shallow level intrusions (2–5 km) in the crust. Mineralization of Cu ores tend to occur at the tops of porphyry systems in cupolas.
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20241018· Porphyry copper deposits (PCDs) supply the majority of the world’s copper (Cu) as well as significant amounts of molybdenum (Mo) and gold (Au). The formation of these deposits is controlled by a variety of geological factors, among which the magmatic oxidation is one of the focuses of current research. This study investigates the redox characteristics of arc …
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426· For porphyry copper deposits, the world’s primary source of Cu, Mo, and Re, identifying the dynamic processes that control their emplacement in the upper crust can guide future exploration.
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423· Porphyry deposits are a type of mineral deposit that form from large-scale hydrothermal systems associated with intrusive igneous rocks. …
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Abstract Porphyry Cu systems host some of the most widely distributed mineralization types at convergent plate boundaries, including porphyry deposits centered on intrusions; skarn, …
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2025625· Magma differentiation promotes efficient hydrothermal copper extraction and the formation of large porphyry copper deposits.
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200281· Thus, mineral deposit models play the central role in transforming geoscience information to a form useful to policy makers. The foundation of …
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20241029· Porphyry copper deposits (PCDs) are vital sources of copper, gold, and molybdenum, significantly impacting the global economy. This review synthesizes recent advancements in understanding the
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2019113· Request PDF | Porphyry copper deposits in China | Porphyry Cu deposits in China contain a total resource of ~47 million tonnes (Mt) Cu at …
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2017112· Porphyry deposits are copper-rich orebodies formed by precipitation of metal sulphides from hydrothermal fluids released from magmatic intrusions that cooled at depth within the Earth’s crust
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SUMMARY Porphyry deposits of the circum-Pacific region contain a large amount of the world’s copper, molybdenum and gold. These deposits are formed from calc-alkaline and potassic magmas characterized by varying oxidation states (fO2), which contribute to different ore mineral assemblages and contrasting relationships to hydrothermal alteration zones. Gold-rich …
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2024114· The prevailing view of the formation of porphyry copper deposits along convergent plate boundaries involves deep crustal differentiation of metal-bearing juvenile magmas derived from the mantle
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2015322· Porphyry copper deposits ppt Here let’s understand the geology of porphyries and iron oxide copper gold deposits or IOCG as they are known. …
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Thus, mineral deposit models play the central role in transforming geoscience information to a form useful to policy makers. The foundation of mineral deposit models is information about known deposits. The purpose of this publication is to make this kind of information available in digital form for porphyry copper deposits.
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The major products from porphyry copper deposits are copper and molybdenum or copper and gold. The term porphyry copper now includes engineering as well as geological considerations; It refers to large, relatively low grade, epigenetic, intrusion-related deposits that can be mined using mass mining techniques.
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202011· Much of the world''s economic copper resources are hosted in porphyry copper deposits (PCDs), shallow level magmatic intrusions associated mostly with …
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