Ibu Volcano (Halmahera, Indonesia), Nov 2014: Lava Dome and Climb

Ibu volcano (Halmahera, Indonesia), Nov 2014: lava dome and climb

Impressions from our volcano tour to Ibu volcano in November 2014. We climbed and camped at Ibu volcano during 12-13 Nov 2014. See also photos of eruptions from the dome.

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Ibu volcano seen from Duono village NW of the volcano. The large valley breaching the crater on its northern side is visible. (Photo: Tom Pfeiffer)

Ibu volcano seen from Duono village NW of the volcano. The large valley breaching the crater on its ... [info]
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A porter adapting a dry bag into a backpack. (Photo: Tom Pfeiffer) [info]
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The strenuous, 5-6 hours hike up to Ibu's crater starts in a vast coconut palm plantation at the feet of the volcano. Porters gather and with the group and inspect luggage. (Photo: Tom Pfeiffer)

The strenuous, 5-6 hours hike up to Ibu's crater starts in a vast coconut palm plantation at the fee... [info]
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Wooden shelters provide welcome resting places. (Photo: Tom Pfeiffer) [info]
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At the rim, fog obscures much of the view, but the dark menacing mass of the lava dome is visible, and an eruption plume can be guessed rising from its center. (Photo: Tom Pfeiffer)

At the rim, fog obscures much of the view, but the dark menacing mass of the lava dome is visible, a... [info]
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Dead tree trunks dot the crater rim,- witnesses of stronger activity in the not very distant past. (Photo: Tom Pfeiffer)

Dead tree trunks dot the crater rim,- witnesses of stronger activity in the not very distant past. (... [info]
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The fog lifts and gives view to the lava dome,- a viscous mass of lava that fills the crater like a giant pancake. A small eruption greets us. (Photo: Tom Pfeiffer)

The fog lifts and gives view to the lava dome,- a viscous mass of lava that fills the crater like a ... [info]
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In the center of the lava dome, a cinder cone has been built by the recent, mild explosive activity. (Photo: Tom Pfeiffer)

In the center of the lava dome, a cinder cone has been built by the recent, mild explosive activity.... [info]
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At the northeastern base of the cinder cone, another vent is active, visible as steam and hot air that blurs the background rise from there. (Photo: Tom Pfeiffer)

At the northeastern base of the cinder cone, another vent is active, visible as steam and hot air th... [info]
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Eruption from the lower vent of Ibu volcano (Halmahera, Indonesia) (Photo: Tom Pfeiffer) [info]
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The recently, still weakly alimented lava flow seems to originate at the same vent. It is visible as a dark band in the left half the image. (Photo: Tom Pfeiffer)

The recently, still weakly alimented lava flow seems to originate at the same vent. It is visible as... [info]
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Zoom onto the surface of the most recent lava flow. (Photo: Tom Pfeiffer) [info]
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View from Ibu's crater rim to the west coast of Halmahera Island. (Photo: Tom Pfeiffer) [info]
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ibu_j08548.jpg (Photo: Tom Pfeiffer) [info]
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Walking along the densely vegetated crater rim. (Photo: Tom Pfeiffer) [info]
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View down into the northern gap, invaded by several lava flows emplaced since 1998. (Photo: Tom Pfeiffer)

View down into the northern gap, invaded by several lava flows emplaced since 1998. (Photo: Tom Pfei... [info]
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The present-day lava dome has filled and overspilled an inner crater (remnant of an older dome), small parts of which are still visible as vegetated remnants between the younger flows. (Photo: Tom Pfeiffer)

The present-day lava dome has filled and overspilled an inner crater (remnant of an older dome), sma... [info]
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The weakly active lava flow front about 100 m below the break-in slope into the northern gap. (Photo: Tom Pfeiffer)

The weakly active lava flow front about 100 m below the break-in slope into the northern gap. (Photo... [info]
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Tower of the older crater wall still standing amidst recent lava flows. (Photo: Tom Pfeiffer) [info]
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Viscous lava flow channel structures. (Photo: Tom Pfeiffer) [info]
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The blocky surface of the lava dome in Ibu's crater. (Photo: Tom Pfeiffer) [info]
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Lava? A large reptile's fingers? No - a root of a tree grasping around a rock. (Photo: Tom Pfeiffer) [info]
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Clearing a path to reach the northwestern part of the crater rim. (Photo: Tom Pfeiffer) [info]
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Finding an observation spot with no tree and grass in the foreground is not trivial. (Photo: Tom Pfeiffer)

Finding an observation spot with no tree and grass in the foreground is not trivial. (Photo: Tom Pfe... [info]
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Layers of old lava flows exposed in the opposite crater wall. (Photo: Tom Pfeiffer) [info]
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Tree fern in the rainforest of Ibu's slopes. (Photo: Tom Pfeiffer) [info]
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Harvesting palm tree juice. (Photo: Tom Pfeiffer) [info]
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Filling the water bottle with refreshing palm tree juice. (Photo: Tom Pfeiffer) [info]
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Back down from the volcano: quite some physical effort, but worth it! (Photo: Tom Pfeiffer) [info]
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Copra (dried coconut meat) is used to obtain coconut oil. It is an important regional produce. Here, the shells are removed, the meat is broken up and dried over slow fire. (Photo: Tom Pfeiffer)

Copra (dried coconut meat) is used to obtain coconut oil. It is an important regional produce. Here,... [info]
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Drying of coconut over fire to produce copra. (Photo: Tom Pfeiffer) [info]
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Mushroom-shaped eruption plume seen from the village - nothing unusual here. (Photo: Tom Pfeiffer) [info]
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Ibu volcano (Halmahera, Indonesia), Nov 2014: lava dome and climb

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