Global Volcanism Program | Image GVP-04155

$Precipitated sulfur lines the walls of a transverse fracture cutting the upper southern flank of Las Pilas volcano. The fissure extends from the upper SE flank to El Oyo pit crater on the upper SW flank. Fumaroles are particularly active at the SE end of the fissure. Photo by Bill Rose, 1967 (Michigan Technological University).$

Precipitated sulfur lines the walls of a transverse fracture cutting the upper southern flank of Las Pilas volcano. The fissure extends from the upper SE flank to El Oyo pit crater on the upper SW flank. Fumaroles are particularly active at the SE end of the fissure.

Photo by Bill Rose, 1967 (Michigan Technological University).

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Las Pilas-El Hoyo Complex