The magmatic and magmatic-hydrothermal evolution of felsic igneous rocks as seen through Nb-Ta geochemical fractionation, with implications for the origins of rare …
Abstract Despite Nb and Ta being considered as 'geochemical twins', most Ta mineral
deposits are associated with muscovite-bearing peraluminous granites and related …
deposits are associated with muscovite-bearing peraluminous granites and related …
Magmatic-hydrothermal evolution of rare metal pegmatites from the Mesoproterozoic Orange River pegmatite belt (Namaqualand, South Africa)
Abstract The 450 km long Orange River pegmatite belt intruded the Namaqua Sector of the
Mesoproterozoic Namaqua-Natal Province, Southern Africa, at ca. 1 Ga. The western part of …
Mesoproterozoic Namaqua-Natal Province, Southern Africa, at ca. 1 Ga. The western part of …
The Yichun Ta-Sn-Li deposit, South China: evidence for extreme chemical fractionation in F-Li-P-rich magma
PJ Pollard - Economic Geology, 2021 - pubs.geoscienceworld.org
Abstract The Yichun Ta-Sn-Li deposit occurs within the 9.5-km2 Yashan Igneous Complex,
which is made up of felsic, peraluminous intrusions including two-mica, Li-mica, and topaz …
which is made up of felsic, peraluminous intrusions including two-mica, Li-mica, and topaz …
Rare-metal enrichment and Nb–Ta fractionation during magmatic–hydrothermal processes in rare-metal granites: Evidence from zoned micas from the Yashan pluton …
Rare-metal mineralization in aluminous granites (ie rare-metal granites, RMGs) is usually
associated with high degree of magma fractionation, strong enrichment in fluxing elements …
associated with high degree of magma fractionation, strong enrichment in fluxing elements …
The role of sulfate-, alkali-, and halogen-rich fluids in mobilization and mineralization of rare earth elements: Insights from bulk fluid compositions in the Mianning …
X Zheng, Y Liu, L Zhang - Lithos, 2021 - Elsevier
Carbonatites host the world's most important rare earth element (REE) resources. The
origins of REE mineralization in carbonatite-related deposits, particularly the role of …
origins of REE mineralization in carbonatite-related deposits, particularly the role of …
Hydrothermal genesis of Nb mineralization in the giant Bayan Obo REE-Nb-Fe deposit (China): Implicated by petrography and geochemistry of Nb-bearing minerals
S Liu, L Ding, HR Fan, KF Yang, YW Tang, HD She… - Precambrian …, 2020 - Elsevier
Abstract The Bayan Obo REE-Nb-Fe deposit, which reserves the current largest REE
resources globally, also hosts over 70% of China's Nb resources. Unlike many world-class …
resources globally, also hosts over 70% of China's Nb resources. Unlike many world-class …
Fractal-based pattern quantification of mineral grains: a case study of yichun rare-metal granite
Y Liu, T Sun, K Wu, H Zhang, J Zhang, X Jiang… - Fractal and …, 2024 - mdpi.com
The quantification of the irregular morphology and distribution pattern of mineral grains is an
essential but challenging task in ore-related mineralogical research, allowing for tracing the …
essential but challenging task in ore-related mineralogical research, allowing for tracing the …
Hydrothermal alteration of pyrochlore group minerals from the Miaoya carbonatite complex, central China and its implications for Nb mineralization
B Wu, YQ Hu, C Bonnetti, C Xu, RC Wang… - Ore Geology …, 2021 - Elsevier
Carbonatite represents a major host rock for niobium (Nb) resources worldwide. Both
magmatic and post-magmatic metasomatic processes are crucial for Nb mineralization in …
magmatic and post-magmatic metasomatic processes are crucial for Nb mineralization in …
Concentration mechanisms of rare earth element-Nb-Zr-Be mineralization in the Baerzhe deposit, Northeast China: Insights from textural and chemical features of …
Abstract The Early Cretaceous Baerzhe deposit in Inner Mongolia, Northeast China, hosts a
world-class resource of rare earth elements (REEs), niobium, zirconium, and beryllium. In …
world-class resource of rare earth elements (REEs), niobium, zirconium, and beryllium. In …
Relative importance of magmatic and hydrothermal processes for economic Nb-Ta-W-Sn mineralization in a peraluminous granite system: The Zhaojinggou rare …
L Zhang, SY Jiang, RL Romer, HM Su - Bulletin, 2023 - pubs.geoscienceworld.org
Highly evolved granitic melts typically experience late-stage melt-melt and fluid-melt
immiscibility as well as fluid-melt and fluid-rock interaction. These processes are particularly …
immiscibility as well as fluid-melt and fluid-rock interaction. These processes are particularly …