The Journal of Geology, Vol. 36, No. 6 (Aug. - Sep., 1928), pp. 545-548 (4 pages) Most of the Javanese volcanoes have produced pyroxene andesites and basalts only. In the Volcano Merapi, which is a ...

Here, get to know the major features and products of an andesitic volcano, which forms when two tectonic plates rub against each other and generate enough friction and heat to create magma from ...