Stratigraphically, El Norte lava disperse is the youngest lava flow on the fresh new northern top and you can Ceboruco lava flow-on the latest southern flank (Fig. 1), not looking at the new historical 1870 eruption. Only legends are present regarding the eruptions prior to 1528, which were died by mouth from one generation to a higher and you may was in fact ultimately in writing from the Language chroniclers, but therefore kissing certain eruption schedules. grams. Tello 1968; Mota y Padilla 1973; de- Ciudad Actual 1976) informs a story on the a village during the volcano flank and this try tucked of the a good lava disperse because the inhabitants had sinned.

If you are Nelson ( 1980) explained the fresh Ceboruco disperse since a beneficial blocky lava circulate, we characterize they rather given that women scandinavian an Aa-style of lava move, from the surface morphology, occurrence plus the presence from basal and you can top breccias and an excellent huge, heavy, main region.

For its properties, and little plants defense, black colored the color as well as the rugged skin of one’s lava blocks, the newest Ceboruco lava circulate have a tendency to might have been confounded with the historic 1870 lava disperse (elizabeth.grams. Thorpe & Francis 1975; Michalk ainsi que al. 2008), and therefore in fact was characterized by a lot more plant life. Ceboruco lava circulate is andesitic and has now an excellent porphyritic consistency, proving big plagioclase phenocrystals and you may plentiful vesicles throughout the upper parts of one’s circulate.