Page:Great Neapolitan Earthquake of 1857 Vol 2.djvu/135

90 have not been tilted from it, as a centre of elevation; and it is probable that these underlying calcareous beds may alternate with other volcanic ones, and abut up very much doser to the actual cone of Vulture; which thus seems to have simply broken through the stratified rocks, and, as my barometrical measurements show, at a very low comparative level.