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Ecuador | |
| Gumowska-Wdowiak Z., Manecki A., Narębski W., Paulo A. 1974: Mineralogical and chemical study of dacite from Quilotoa volcano in Ecuador. Mineralogia Polonica, vol. 5, 3-20 |
| Weiser, T. and Schmidt-Thome, M. (1993) Platinum-group minerals from the Santiago river, Esmeraldas province, Ecuador. Canadian Mineralogist, 31, 61-73. |
| Embley, R. W., Jonasson, I. R., Perfit, M. R., Franklin, J. M., Tivey, M. A., Malahoff, A., ... & Francis, T. J. (1988). Submersible investigation of an extinct hydrothermal system on the Galapagos Ridge sulfide mounds, stockwork zone, and differentiated lavas. The Canadian Mineralogist, 26(3), 517-539. |
| Alejandro Félix collection. |
La Joya Neighborhood, Daule Canton, Guayas Province, Ecuador