Halloysite from Portugal
Portugal | |
| Gomes, M.E.P., Antunes, I.M.H.R., Pacheco, F.A.L., Neiva, A. M. R., and Silva, P.B. (2010): Goldschmidt Conference Abstracts 2010. |
| CEDOM |
Portugal | |
| Gomes, M.E.P., Antunes, I.M.H.R., Pacheco, F.A.L., Neiva, A. M. R., and Silva, P.B. (2010): Goldschmidt Conference Abstracts 2010. |
| CEDOM |
Roadside quarry, Boca da Encumeada pass, Serra de Água, Ribeira Brava, Madeira Island, Madeira, Portugal