 | Díaz-Acha, Yael, Campeny, Marc, Casas, Lluís, Di Febo, Roberta, Ibañez-Insa, Jordi, Jawhari, Tariq, Bosch, Josep, Borrell, Ferran, Jorge-Villar, Susana Esther, Greneche, Jean-Marc, Tauler, Esperança, Melgarejo, Joan Carles (2022) Colours of Gemmy Phosphates from the Gavà Neolithic Mines (Catalonia, Spain): Origin and Archaeological Significance. Minerals, 12 (3) 368 doi:10.3390/min12030368 | Journal (article/letter/editorial) | | from the Gavà Neolithic Mines (Catalonia, Spain): Origin and Archaeological Significance Yael Díaz-Acha...Jorge-Villar 8 , Jean-Marc Greneche 9 , Esperança Tauler 10 and Joan Carles Melgarejo 10 1 2 3 4 5 6 7 8 ...* Museu de Ciències Naturals de Barcelona, Parc de la Ciutadella s/n, 08003 Barcelona, Spain; mcampenyc@bcn...mcampenyc@bcn.cat Departament de Geologia, Universitat Autònoma de Barcelona (UAB), Edifici C, 08193 Cerdanyola...Cerdanyola del Vallès, Spain; lluis.casas@uab.cat Institut Català d’Arqueologia Clàssica (ICAC), Plaça d’en |  | MATSUBARA, SATOSHI, SAITO, YASUJI, KATO, AKIRA (1988) Phosphate minerals in chert from Toyoda, Kochi, City, Japan. Journal of Mineralogy, Petrology and Economic Geology, 83 (4) 141-149 doi:10.2465/ganko.83.141 | Journal (article/letter/editorial) | | Geology, NationalScienceMuseum, Tokyo 160,Japan Wavellite, variscite, planerite as the first occurrence...occurrence were formed on walls came from nearby and cacoxenite of aluminum of fractures fluorapatite were...slate after oxidation. The chemical analyses of wavellite, variscite, planerite from Toyoda, Kochi City...phosphate ion by sulphuric and cacoxenite acid generated indicate from wavellite to be a high fluorine...ideal one, planerite to be a copper-bearing one, and cacoxenite to be a highly aluminian material, respectively |
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