Zobrazeno 1 - 10
of 479
pro vyhledávání: '"Poujol Marc"'
Publikováno v:
BSGF - Earth Sciences Bulletin, Vol 195, p 10 (2024)
By re-examining the historical outcrops of Port-Béni located in the Trégor unit of the North Armorican Cadomian belt, the present work delivers four new ages that provide additional constraints on the Proterozoic history of northern Brittany. It is
Externí odkaz:
https://doaj.org/article/7e9fc38fb8b94d1a9104314fd97f5860
Publikováno v:
BSGF - Earth Sciences Bulletin, Vol 193, p 17 (2022)
Charrier est un petit gisement de cuivre–étain riche en indium de type skarnoïde du Forez (nord du Massif central). Il est encaissé dans une série volcanosédimentaire du Dévono-dinantien au contact du granite viséen des Bois-noirs. Sa genès
Externí odkaz:
https://doaj.org/article/0228fe156f6940acaca1e308bcf9fbe8
Autor:
Fréville Kévin, Trap Pierre, Vanardois Jonas, Melleton Jérémie, Faure Michel, Bruguier Olivier, Poujol Marc, Lach Philippe
Publikováno v:
BSGF - Earth Sciences Bulletin, Vol 193, p 13 (2022)
Based on new structural, petrological and U-Th-Pb geochronological data, a reappraisal of the Variscan tectono-metamorphic history of the Pelvoux Massif (External Crystalline Massif, French Alps) is proposed with the aim to understand the flow patter
Externí odkaz:
https://doaj.org/article/76746be8b3794504b88e0cdc1f3156e8
Publikováno v:
BSGF - Earth Sciences Bulletin, Vol 192, p 7 (2021)
In the Brioude-Massiac district (French Massif Central: FMC), a network of W-As-Bi-Au quartz veins constitutes the Bonnac deposit, where tungsten is the major economic element, together with high-grade gold (up to 15 g/t Au). The evolution of this mi
Externí odkaz:
https://doaj.org/article/5477c83ecb0644b1a4a05c581f809af2
Publikováno v:
BSGF - Earth Sciences Bulletin, Vol 192, p 16 (2021)
La coupole de Montebras est un petit massif de granite à métaux rares (Sn, W, Li, Nb-Ta) situé au nord du Massif Central Français qui se met en place au Carbonifère supérieur dans un encaissant plus ancien, le granite de Chanon (357,2 ± 2,1 Ma
Externí odkaz:
https://doaj.org/article/9b6bd6e6180f421b80ef9de593eb432b
Publikováno v:
BSGF - Earth Sciences Bulletin, Vol 192, p 22 (2021)
A field study combined with a laboratory study and 3D modeling have been performed in order to decipher the genesis of the Salau deposit W-Au mineralization (Pyrenees, France), one of the most important for tungsten in Europe. Results show the existe
Externí odkaz:
https://doaj.org/article/d867f0bd7caf4604808cc4def0c5665d
Autor:
Harlaux Matthieu, Marignac Christian, Mercadier Julien, Poujol Marc, Boiron Marie-Christine, Kouzmanov Kalin, Camacho Alfredo, Alikouss Saïda, Roméo Benjamin, Mouthier Bernard, Cuney Michel
Publikováno v:
BSGF - Earth Sciences Bulletin, Vol 192, p 33 (2021)
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 high-grade metamorphic gneisses. We present an integrated study of this deposi
Externí odkaz:
https://doaj.org/article/8837e9a3ca6e432aaaaec8363cee8836
Autor:
Launay Gaëtan, Sizaret Stanislas, Lach Philippe, Melleton Jérémie, Gloaguen Éric, Poujol Marc
Publikováno v:
BSGF - Earth Sciences Bulletin, Vol 192, p 36 (2021)
Externí odkaz:
https://doaj.org/article/0ca209c150ac4988a2c222fb30195129
Autor:
Launay Gaëtan, Sizaret Stanislas, Lach Philippe, Melleton Jérémie, Gloaguen Eric, Poujol Marc
Publikováno v:
BSGF - Earth Sciences Bulletin, Vol 192, p 2 (2021)
The W–Sn Panasqueira ore deposit is a magmatic-hydrothermal system, which includes a high-grade quartz-vein type mineralization and a disseminated greisen-type mineralization occurring in the upper part of the Panasqueira two-mica granite. We inves
Externí odkaz:
https://doaj.org/article/3f80e8730fa449b495cb15c52d80e50c
Autor:
Uzel Jessica, Lagabrielle Yves, Fourcade Serge, Chopin Christian, Monchoux Pierre, Clerc Camille, Poujol Marc
Publikováno v:
BSGF - Earth Sciences Bulletin, Vol 191, p 5 (2020)
Sapphirine-bearing rocks are described in the Aulus Basin (Ariège, France) in a contact zone between the Lherz peridotitic body and Mesozoic metasediments which underwent the Pyrenean Cretaceous high-temperature, low-pressure metamorphic event (Monc
Externí odkaz:
https://doaj.org/article/b82a11a35d7d4fecb7bc5af20d19eb2b