Crustal magmatic controls on the formation of porphyry copper deposits
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 …
fluids derived from an underlying magma reservoir. They are important as major sources of …
Volcanic outgassing of volatile trace metals
Volcanoes play a key role in the cycling of volatile metals (eg, chalcophile elements such as
Tl, Pb, and Cu and metalloids such as As, Te, and Se) on our planet. Volatile metals and …
Tl, Pb, and Cu and metalloids such as As, Te, and Se) on our planet. Volatile metals and …
How to make porphyry copper deposits
Much of the world's economic copper resources are hosted in porphyry copper deposits
(PCDs), shallow level magmatic intrusions associated mostly with thick (> 45 km) magmatic …
(PCDs), shallow level magmatic intrusions associated mostly with thick (> 45 km) magmatic …
Sulfur and chlorine budgets control the ore fertility of arc magmas
C Grondahl, Z Zajacz - Nature communications, 2022 - nature.com
Continental arc magmas supply the ore-forming element budget of most globally important
porphyry-type ore deposits. However, the processes enabling certain arc segments to …
porphyry-type ore deposits. However, the processes enabling certain arc segments to …
Sulfide-bearing cumulates in deep continental arcs: The missing copper reservoir
Resolving the geochemical discrepancies between the bulk continental crust and its
building blocks, basaltic arc magmas, can provide insights into the processes by which the …
building blocks, basaltic arc magmas, can provide insights into the processes by which the …
The importance of H2O in arc magmas for the formation of porphyry Cu deposits
Porphyry copper deposits (PCDs) hosted in subvolcanic intrusions at convergent margins
are the primary world's copper resources. However, the set of magmatic processes that lead …
are the primary world's copper resources. However, the set of magmatic processes that lead …
Chalcophile elements track the fate of sulfur at Kīlauea Volcano, Hawai'i
Chalcophile element concentrations in melt inclusions and matrix glasses may be used to
investigate low pressure degassing processes, as well as sulfide saturation during crustal …
investigate low pressure degassing processes, as well as sulfide saturation during crustal …
[HTML][HTML] Amphibole control on copper systematics in arcs: Insights from the analysis of global datasets
Copper, obtained from porphyry deposits formed in arc settings, is a critical resource, and is
primarily sourced from magmas. However, the processes that shape the copper contents of …
primarily sourced from magmas. However, the processes that shape the copper contents of …
A role for crustal assimilation in the formation of copper-rich reservoirs at the base of continental arcs
Understanding the behavior of chalcophile elements during the evolution of arc magmas is
critical to refining models for the formation and distribution of porphyry copper deposits used …
critical to refining models for the formation and distribution of porphyry copper deposits used …
Sulfur dissolution capacity of highly hydrated and fluid-saturated dacitic magmas at the lower crust and implications for porphyry deposit formation
T Xu, X Liu, X Xiong, J Wang - Geochimica et Cosmochimica Acta, 2022 - Elsevier
Arc basalts with high H 2 O content are expected to evolve into highly hydrated felsic melts
saturated with aqueous fluids at lower crustal pressures, which are potentially important in …
saturated with aqueous fluids at lower crustal pressures, which are potentially important in …