Locality type: | Island |
Classification |
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Species: | Magnetite var: Titanium-bearing Magnetite |
Formula: | Fe2+(Fe3+,Ti)2O4 |
Confirmation |
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Validity: | Believed Valid |
Data |
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Mineral Data: | Click here to view Titanium-bearing Magnetite data |
Locality Data: | Click here to view São Miguel, Azores, Portugal |
Data Identifiers |
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Mindat Occurrence Record ID: | 1418102 |
Long-form Identifier: | 1:3:1418102:9 |
GUID (UUID V4): | 87af27ca-c85b-46c5-99d4-9c7cd3659c5e |
References |
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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 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 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 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 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 |