The world-class Nanling metallogenic belt (Jiangxi, China): W and Sn deposition at 160 Ma followed by 30 my of hydrothermal metal redistribution

H Legros, M Harlaux, J Mercadier, RL Romer… - Ore Geology …, 2020 - Elsevier
Abstract The W-Sn Mao** deposit and related W-Sn deposits from the world-class Nanling
Range in Southeast China formed at ca. 160 Ma and experienced several phases of metal …

Origin of the atypical Puy-les-Vignes W breccia pipe (Massif Central, France) constrained by trace element and boron isotopic composition of tourmaline

M Harlaux, J Mercadier, C Marignac, J Villeneuve… - Ore Geology …, 2019 - Elsevier
Abstract The Puy-les-Vignes W deposit is an atypical wolframite-bearing hydrothermal
breccia pipe hosted in migmatitic biotite-sillimanite gneisses in the northwestern French …

Tracing metal sources in peribatholitic hydrothermal W deposits based on the chemical composition of wolframite: The example of the Variscan French Massif Central

M Harlaux, J Mercadier, C Marignac, C Peiffert… - Chemical …, 2018 - Elsevier
We present a complete dataset for major, minor and trace elements in wolframite ([Fe, Mn]
WO 4) based on the example of several peribatholitic hydrothermal W deposits located in …

40 Ma of hydrothermal W mineralization during the Variscan orogenic evolution of the French Massif Central revealed by U-Pb dating of wolframite

M Harlaux, RL Romer, J Mercadier, C Morlot… - Mineralium …, 2018 - Springer
We present U-Pb thermal ionization mass spectrometer (TIMS) ages of wolframite from
several granite-related hydrothermal W±Sn deposits in the French Massif Central (FMC) …

The taxonomy of mineral occurrence rarity and endemicity

L Gavryliv, V Ponomar… - The Canadian …, 2022 - pubs.geoscienceworld.org
Nearly a half of known IMA-approved minerals (as of November 2021) are reported from four
localities or fewer and so may be considered rare mineral species. These minerals form a …

[HTML][HTML] Multistage development of a hydrothermal W deposit during the Variscan late-orogenic evolution: the Puy-les-Vignes breccia pipe (Massif Central, France)

M Harlaux, C Marignac, J Mercadier… - Bulletin de la …, 2021 - pubs.geoscienceworld.org
Abstract The Puy-les-Vignes W deposit, located in the northwestern French Massif Central
(FMC), is a rare occurrence of a wolframite-mineralized hydrothermal breccia pipe hosted in …

Nb-Ti-Y-HREE-WU oxide minerals with uncommon compositions associated with the tungsten mineralization in the Puy-les-Vignes deposit (Massif central, France) …

M Harlaux, C Marignac, M Cuney… - Canadian …, 2015 - pubs.geoscienceworld.org
The Puy-les-Vignes deposit, located in the northwestern part of the French Massif Central, is
a remarkable occurrence in the West European Variscan belt of hydrothermal tungsten …

[PDF][PDF] The Santa Helena Breccia Pipe (Borralha–North Portugal). A new type of W ore deposit in the Iberian Tin-Tungsten Metallogenic Province

A Gonçalves, L Lima, A Mota, V Ramos… - Comunicações …, 2017 - researchgate.net
The Borralha tungsten mine was exploited during the twentieth century mainly from vertical
and sub-horizontal quartz veins enriched in wolframite, scheelite and sulphides. In addition …