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 …
[HTML][HTML] The key role of mica during igneous concentration of tantalum
Igneous rocks with high Ta concentrations share a number of similarities such as high
Ta/Nb, low Ti, LREE and Zr concentrations and granitic compositions. These features can be …
Ta/Nb, low Ti, LREE and Zr concentrations and granitic compositions. These features can be …
[HTML][HTML] Beryl as an indicator for elemental behavior during magmatic evolution and metasomatism in the large Shihuiyao Rb-Nb-Ta-Be deposit, Inner Mongolia, NE …
Abstract In the large Shihuiyao Rb-Nb-Ta-Be deposit, a beryl-bearing granite was identified
with three texturally different zones that show an increasing degree of fractionation …
with three texturally different zones that show an increasing degree of fractionation …
Gold speciation and transport in geological fluids: insights from experiments and physical-chemical modelling
This contribution provides an overview of available experimental, thermodynamic, and
molecular data on Au aqueous speciation, solubility, and partitioning in major types of …
molecular data on Au aqueous speciation, solubility, and partitioning in major types of …
Discrete Zr and REE mineralization of the Baerzhe rare-metal deposit, China
Abstract Although REE (lanthanides+ Sc+ Y) mineralization in alkaline silicate systems is
commonly accompanied with Zr mineralization worldwide, our understanding of the …
commonly accompanied with Zr mineralization worldwide, our understanding of the …
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 …
Textural and chemical constraints on the formation of disseminated granite-hosted W-Ta-Nb mineralization at the Dajishan deposit, Nanling Range, Southeastern …
The Dajishan deposit, located in the Nanling Range of southeastern China, is the largest
wolframite deposit in the world. Approximately two-thirds of the tungsten resource is …
wolframite deposit in the world. Approximately two-thirds of the tungsten resource is …
Textural features and chemical evolution in Ta-Nb oxides: Implications for deuteric rare-metal mineralization in the Yichun granite-marginal pegmatite, southeastern …
Abstract The genesis of Ta-Nb oxides in granitoid environments and, in particular, the role of
deuteric fluids in Ta-Nb ore formation remain controversial. Ta-Nb oxides in the Yichun …
deuteric fluids in Ta-Nb ore formation remain controversial. Ta-Nb oxides in the Yichun …
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 …
Magmatic-hydrothermal evolution of long-lived Nb-Ta-(Sn) mineralization in Lianyunshan, NE Hunan, South China
Abstract The Lianyunshan Complex (LYSC) is a Nb-Ta-Li-Be rare metals mining area in
northeastern Hunan, South China. The deposit is composed of a granite-type rare-metal …
northeastern Hunan, South China. The deposit is composed of a granite-type rare-metal …