Intra-caldera deposits (1,2) These are fine, mainly clay materials deposited on the eastern half of the caldera depression creating the
Block and ash flows of Emporio (10) These are present on the NW edge of the caldera as well as
Emporio lavas (11) These are domes and thick flows of light ash-colored dacitic lava, outcropping at the rim of the
Upper andesitic lavas and volcaniclastic rocks of Nisyros (12,13) They appear on the rim of the NE and SW part
Rhyodacitic lavas of Nisyros with inclusions (14) These outcrop at the NE rim of the caldera as well as at
Pyroclastic series of Kyra (15) The whole series appears on the eastern slopes of the volcano; it exhibits Middle dacitic
In the most elevated area of Pahia, an approximately 1.5 m thick bed of gray colored ash and fallout lapilli
Middle dacitic lava (16) These lavas occur on the eastern coast, at Pahia Ammos site. These are light-ash colored dacitic
Rhyolitic lavas of Argos (17,18) They appear on the southern rim of the caldera and comprise the southern slopes of
Middle volcaniclastic rocks of Nisyros (19) These appear almost over the entire extent of the caldera cliffs, as well as