~RS~a~RS~international~RS~q~RS~~RS~z~RS~19~RS~)
Ash and pumice is thrown out at a vent site at the northern tip of the 60km-long Boina tectono-magmatic segment. Open fissures run for at least 2km north and south of the vent, and probably exist along the entire length of the segment. (Image: C.Ebinger)