Raman is probably the most powerful non destructive method to

In the present study, our first goal is the spectroscopic characterization of pastes, pigments and glazes for 17th century Portuguese faience from ceramics produced in the three main production centers in Portugal at that time: Lisbon, Coimbra and Vila Nova. The purpose is to recognize the differences between them, allowing one to identify the origin of every specific faience from private collections or museums or simple sherds found in archeological excavations. A very interesting study on osmoconformers topic was published recently [14]. The author uses ICP-AES as main tool for the characterization the ceramics of those three production centers topics [14].