Open Access
BSGF - Earth Sci. Bull.
Volume 193, 2022
Article Number 17
Number of page(s) 20
Published online 22 November 2022

Matériel supplémentaire

Annexe 1 : Protocole analytique LA-ICP-MS / Appendix 1: Operating conditions for the LA-ICP-MS equipment.

Annexe 2 : Données et résultats U/Pb par LA-ICP-MS / Appendix 2: LA-ICP-MS U/Pb data and results.

Annexe 3 : Plan de la mine en 1873 (amas 1 et 2 seuls connus) / Appendix 3: Map of the mine in 1873 (only lenses 1 and 2 known).

Annexe 4 : Procédé de traitement du minerai (d’après Picot, 1954) / Appendix 4: Ore treatment process (from Picot, 1954).

Annexe 5 : Photo d’un puits de la mine de Charrier (vers 1950) (coll. privée) / Appendix 5: Photo of one of the shaft of the Charrier mine (circa 1950) (private collection).

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© É. Marcoux et al., Published by EDP Sciences 2022

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