{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,2,24]],"date-time":"2026-02-24T14:44:54Z","timestamp":1771944294408,"version":"3.50.1"},"reference-count":204,"publisher":"MDPI AG","issue":"6","license":[{"start":{"date-parts":[[2020,6,19]],"date-time":"2020-06-19T00:00:00Z","timestamp":1592524800000},"content-version":"vor","delay-in-days":0,"URL":"https:\/\/creativecommons.org\/licenses\/by\/4.0\/"}],"funder":[{"DOI":"10.13039\/501100001871","name":"Funda\u00e7\u00e3o para a Ci\u00eancia e a Tecnologia","doi-asserted-by":"publisher","award":["FCT\/UID\/GEO\/50019\/2019"],"award-info":[{"award-number":["FCT\/UID\/GEO\/50019\/2019"]}],"id":[{"id":"10.13039\/501100001871","id-type":"DOI","asserted-by":"publisher"}]}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["Minerals"],"abstract":"<jats:p>Panasqueira is a world-class W-Sn-Cu lode-type deposit located in Portugal. It consists of a dense swarm of subhorizontal quartz lodes criss-crossed by several ENE\u2013WSW and N\u2013S fault zones, bordering Late Variscan granite and hosted in Late Ediacaran\u2014Early Cambrian metasediments. The relative abundance and compositional variation (assessed with EPMA) of the main silicates, oxides and phosphates forming the quartz lodes and their margins were examined, aiming to explore: (i) mineral and geochemical zonation at the mine scale; and (ii) some conclusions on the chemical nature of prevalent fluid inflows and T-conditions of mineral deposition. Quartz lodes nearby or far from the known greisen-granite cupola display significant differences, reflecting multiple fluid influxes of somewhat distinct composition related to various opening and closing events extending for several My, ranging from an early \u201coxide\u2013silicate stage\u201d (OSS) to a \u201cmain sulfide stage\u201d (MSS), and further on to a post-ore carbonate stage (POCS); however, a rejuvenation event occurred after MSS. The onset of OSS was placed at ca. 299 \u00b1 5 Ma and the rejuvenation event at ca. 292 Ma. The OSS was confined to \u2248500 \u2264 T \u2264 320 \u00b0C, following rutile and tourmaline growth under \u2248640 \u2264 T \u2264 540 \u00b0C (depending on aSiO2). The rejuvenation event (\u2248440\u2013450 \u00b0C) preceded a late chlorite growth (\u2248250\u2013270 \u00b0C) and the progression towards POCS.<\/jats:p>","DOI":"10.3390\/min10060551","type":"journal-article","created":{"date-parts":[[2020,6,19]],"date-time":"2020-06-19T10:43:58Z","timestamp":1592563438000},"page":"551","update-policy":"https:\/\/doi.org\/10.3390\/mdpi_crossmark_policy","source":"Crossref","is-referenced-by-count":14,"title":["Relative Abundance and Compositional Variation of Silicates, Oxides and Phosphates in the W-Sn-Rich Lodes of the Panasqueira Mine (Portugal): Implications for the Ore-Forming Process"],"prefix":"10.3390","volume":"10","author":[{"ORCID":"https:\/\/orcid.org\/0000-0003-2623-1539","authenticated-orcid":false,"given":"Ant\u00f3nio","family":"Mateus","sequence":"first","affiliation":[{"name":"Departamento de Geologia, Faculdade de Ci\u00eancias da Universidade de Lisboa, Ed. C6, Piso 4, Campo Grande, 1749-016 Lisboa, Portugal"},{"name":"Instituto Dom Luiz (IDL), Faculdade de Ci\u00eancias da Universidade de Lisboa, Ed. C1, Piso 0, Campo Grande, 1749-016 Lisboa, Portugal"}]},{"given":"Jorge","family":"Figueiras","sequence":"additional","affiliation":[{"name":"Departamento de Geologia, Faculdade de Ci\u00eancias da Universidade de Lisboa, Ed. C6, Piso 4, Campo Grande, 1749-016 Lisboa, Portugal"},{"name":"Instituto Dom Luiz (IDL), Faculdade de Ci\u00eancias da Universidade de Lisboa, Ed. C1, Piso 0, Campo Grande, 1749-016 Lisboa, Portugal"}]},{"ORCID":"https:\/\/orcid.org\/0000-0001-6020-8258","authenticated-orcid":false,"given":"Ivo","family":"Martins","sequence":"additional","affiliation":[{"name":"Instituto Dom Luiz (IDL), Faculdade de Ci\u00eancias da Universidade de Lisboa, Ed. C1, Piso 0, Campo Grande, 1749-016 Lisboa, Portugal"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-9407-1963","authenticated-orcid":false,"given":"Pedro","family":"Rodrigues","sequence":"additional","affiliation":[{"name":"Departamento de Geologia, Faculdade de Ci\u00eancias da Universidade de Lisboa, Ed. C6, Piso 4, Campo Grande, 1749-016 Lisboa, Portugal"},{"name":"Instituto Dom Luiz (IDL), Faculdade de Ci\u00eancias da Universidade de Lisboa, Ed. C1, Piso 0, Campo Grande, 1749-016 Lisboa, Portugal"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-5727-7751","authenticated-orcid":false,"given":"Filipe","family":"Pinto","sequence":"additional","affiliation":[{"name":"Beralt Tin and Wolfram, S.A., Geology Department, 6225-051 Barroca Grande, Portugal"},{"name":"Instituto de Ci\u00eancias da Terra (ICT), P\u00f3lo da Universidade do Porto, Rua do Campo Alegre 687, 4169-007 Porto, Portugal"}]}],"member":"1968","published-online":{"date-parts":[[2020,6,19]]},"reference":[{"key":"ref_1","doi-asserted-by":"crossref","first-page":"275","DOI":"10.2113\/gselements.8.4.275","article-title":"Granitic pegmatites as sources of strategic metals","volume":"8","author":"Linnen","year":"2012","journal-title":"Elements"},{"key":"ref_2","doi-asserted-by":"crossref","unstructured":"Gunn, G. (2013). 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