Minoan language itself unclassified. Minoan is mainly known from the inscriptions in Linear A, which are fairly legible by comparison with Linear B. The Cretan hieroglyphs are dated from the first half of the 2nd millennium BCE. The Linear A texts, mostly written in clay tablets, are spread all over Crete with more than 40 localities on the island. From the 18th dynasty of Egypt there are four texts containing names and sayings in the Keftiu language (). They are, as usual in non-Egyptian texts, written in Egyptian hieroglyphs, which allow a more precise pronunciation. On the basis of these texts, the
Minoan civilization Ancient Egypt). Evans' system divides the Minoan period into three major eras: early (EM), middle (MM) and late (LM). These eras are subdivided—for example, Early Minoan I, II and III (EMI, EMII, EMIII). Another dating system, proposed by Greek archaeologist Nicolas Platon, is based on the development of architectural complexes known as "palaces" at Knossos, Phaistos, Malia and Kato Zakros. Platon divides the Minoan period into pre-, proto-, neo- and post-palatial sub-periods. The relationship between the systems in the table includes approximate calendar dates from Warren and Hankey (1989). The Thera eruption occurred during a mature phase of the LM