Eudialyte from Portugal

Eudialyte

Pumice quarry, Ribeira Grande, São Miguel, Azores, Portugal

Eudialyte

Terra do Baptista gabbro outcrop, Porto da Cruz, Machico, Madeira Island, Madeira, Portugal

Eudialyte

Pumice quarry, Ribeira Grande, São Miguel, Azores, Portugal

Eudialyte

Terra do Baptista gabbro outcrop, Porto da Cruz, Machico, Madeira Island, Madeira, Portugal

Eudialyte

Pumice quarry, Ribeira Grande, São Miguel, Azores, Portugal

Eudialyte

Terra do Baptista gabbro outcrop, Porto da Cruz, Machico, Madeira Island, Madeira, Portugal


Portugal
Azores ⓘ São Miguel	Woolley, Alan R. (2019) Alkaline Rocks and Carbonatites of the World. Part 4: Antarctica, Asia and Europe (excluding the former USSR), Australasia and Oceanic Islands. The Geological Society of London. doi:10.1144/mpar4 Larrea, P., França, Z., Widom, E., & Lago, M. (2018). Petrology of the Azores Islands. In Volcanoes of the Azores (pp. 197-249). Springer, Berlin, Heidelberg. Gaspar, J. L., Guest, J. E., Duncan, A. M., Barriga, F. J. A. S., & Chester, D. K. (Eds.). (2015, October). Volcanic Geology of São Miguel Island (Azores Archipelago). Geological Society of London, 44. doi.org/10.1144/M44.1 Elliott, T., Blichert-Toft, J., Heumann, A., Koetsier, G., & Forjaz, V. (2007). The origin of enriched mantle beneath São Miguel, Azores. Geochimica et Cosmochimica Acta, 71(1), 219-240. doi.org/10.1016/j.gca.2006.07.043 Beier, C., Haase, K. M., & Hansteen, T. H. (2006). Magma evolution of the Sete Cidades volcano, São Miguel, Azores. Journal of Petrology, 47(7), 1375-1411. doi.org/10.1093/petrology/egl014 Snyder, D. C., Widom, E., Pietruszka, A. J., & Carlson, R. W. (2004). The role of open-system processes in the development of silicic magma chambers: a chemical and isotopic investigation of the Fogo A trachyte deposit, São Miguel, Azores. Journal of Petrology, 45(4), 723-738. doi.org/10.1093/petrology/egg104 Ridolfi, F., Renzulli, A., Santi, P., & Upton, B. G. J. (2003). Evolutionary stages of crystallization of weakly peralkaline syenites: evidence from ejecta in the plinian deposits of Agua de Pau volcano (São Miguel, Azores Islands). Mineralogical Magazine, 67(4), 749-767. doi.org/10.1180/0026461036740131 Renzulli, A., & Santi, P. (2000). Two-stage fractionation history of the alkali basalt-trachyte series of Sete Cidades volcano (São Miguel Island, Azores). European Journal of Mineralogy, 12(2), 469-494. Mattiolil, M., Upton, B. G. J., & Renzulli, A. (1997). Sub-volcanic crystallization at Sete Cidades volcano, São Miguel, Azores, inferred from mafic and ultramafic plutonic nodules. Mineralogy and Petrology, 60(1-2), 1-26. doi.org/10.1007/BF01163132 Widom, E., Carlson, R. W., Gill, J. B., & Schmincke, H. U. (1997). Th–Sr–Nd–Pb isotope and trace element evidence for the origin of the Sao Miguel, Azores, enriched mantle source. Chemical Geology, 140(1-2), 49-68. doi.org/10.1016/S0009-2541(97)00041-7
ⓘ Água de Pau Volcano ?	Ridolfi, F. et al. (2003): Evolutionary stages of crystallisation..., Mineralogical Magazine 67(4), 749-767
Ribeira Grande ⓘ Pumice quarry	Christophe Boutry collection
Madeira Madeira Island Machico Porto da Cruz ⓘ Terra do Baptista gabbro outcrop	Pedro Alves collection and analytical data.

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