Hydrothermal processes at the Axi epithermal Au deposit, western Tianshan: insights from geochemical effects of alteration, mineralization and trace elements in pyrite
As the largest low-sulfidation (LS) epithermal deposit in the Tulasu basin, western Tianshan,
NW China, the Axi gold deposit has a poorly understood geologic history. It is not clear …
NW China, the Axi gold deposit has a poorly understood geologic history. It is not clear …
Discovery of high-grade REE-Nb-Fe mineralization associated with calciocarbonatite in south Morocco
The recently discovered REE and Nb mineralization in the Twihinat area in the western part
of the Oulad Dlim Massif (Adrar Souttouf) in South Morocco is linked to a Cretaceous …
of the Oulad Dlim Massif (Adrar Souttouf) in South Morocco is linked to a Cretaceous …
The Petyayan-Vara carbonatite-hosted rare earth deposit (Vuoriyarvi, NW Russia): Mineralogy and geochemistry
E Kozlov, E Fomina, M Sidorov, V Shilovskikh… - Minerals, 2020 - mdpi.com
The Vuoriyarvi Devonian carbonatite–ijolite–pyroxenite–olivinite complex comprises several
carbonatite fields: Neske Vara, Tukhta-Vara, and Petyayan-Vara. The most common …
carbonatite fields: Neske Vara, Tukhta-Vara, and Petyayan-Vara. The most common …
Mobilization and fractionation of HFSE and REE by high fluorine fluid of magmatic origin during the alteration of amphibolite
High field strength elements (HFSE) and rare earth elements (REE) are normally immobile
in hydrothermal fluids whereas experimental studies indicate some anionic ligands can …
in hydrothermal fluids whereas experimental studies indicate some anionic ligands can …
Enrichment of heavy REE and Th in carbonatite-derived fenite breccia
Enrichment of the heavy rare earth elements (HREE) in carbonatites is rare as carbonatite
petrogenesis favours the light (L) REE. We describe HREE enrichment in fenitized phonolite …
petrogenesis favours the light (L) REE. We describe HREE enrichment in fenitized phonolite …
Occurrence of high-grade LREE allanite-pegmatites and calcite carbonatite dykes in the Ediacaran complex of Aghracha, Oulad Dlim Massif (South Morocco)
High-grade REE-bearing granitic pegmatites and carbonatite dykes were recently
discovered in the Aghracha area, South Morocco. They intruded the northern part of the …
discovered in the Aghracha area, South Morocco. They intruded the northern part of the …
Low-Temperature Fluorocarbonate Mineralization in Lower Devonian Rhynie Chert, UK
Rare earth element (REE) fluorocarbonate mineralization occurs in lacustrine shales in the
Lower Devonian Rhynie chert, Aberdeenshire, UK, preserved by hot spring silicification …
Lower Devonian Rhynie chert, Aberdeenshire, UK, preserved by hot spring silicification …
Fluid source, element mobility and physicochemical conditions of porphyry-style hydrothermal alteration-mineralization at Mirkhani, southern Chitral, Pakistan
The Cretaceous calc-alkaline granodioritic rocks in north-western Kohistan island arc host
porphyry-type mineralization at Mirkhani in the Khyber Pakhtunkhwa province of Pakistan. In …
porphyry-type mineralization at Mirkhani in the Khyber Pakhtunkhwa province of Pakistan. In …
Discovery of carbonatite-syenite hosted REE-Nb mineralization in the Amaragh area, Gleibat Lafhouda (South Morocco): Hints toward an extended mineralized …
We report the results of a reconnaissance study of several small carbonatite and syenite
bodies with very low topography (up to 1.5 m), that were recently discovered in the Archean …
bodies with very low topography (up to 1.5 m), that were recently discovered in the Archean …
Double-vein (ore-bearing vs. ore-free) structures in the **tian ore field, South China: Implications for fluid evolution and mineral exploration
Two types of spatially and temporally associated hydrothermal veins, ore-bearing and ore-
free, occur as double vein structures in the **tian ore field, South China. Here, we …
free, occur as double vein structures in the **tian ore field, South China. Here, we …