OREGON STATE UNIVERSITY

Chimpa vulcano

Pict 15.- 12.05 Ma Chimpa volcano shield  made of an explosive and an efusive events high K, Plg and hb show reaction borders, mixinf AFC, basaltic magma injection

 Picts. 16.- 3m long breccias of a dome (85%) matrix supported, with longer axis aligniated parallel to surface. Eruption related to faulting (COP)

 

Picts 17.-  At the end of the day the godd deserved Salta beer!!SALUD!!