Volcanic rocks from Foça-Karaburun and Ayvalık-Lesvos grabens (Western Anatolia) and their petrogenic geodynamic significance

The Foça-Karaburun and Ayvalık-Lesvos grabens (western coast of Anatolia, Turkey) are two important NW−SE-trending extensional areas generated in response to the Early Miocene−Holocene extension of the Western Anatolian region, related to the opening of the ‘unconventional’ back-arc basin of the Aegean Sea.