The great lateral eruption 24.-28. July 2001
A collection of photos kindly provided by Tom Pfeiffer and Mario Cipollini.
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July 24. A huge, 150m wide crater has formed upon the 2500m eruptive fissure near the summit of Montagnola. Intermittent 100-400 m high lava fountains and huge billowing ash clouds are being ejected throughout the day and in the evening. When you open the large image, scrolling to the right will be necessary to see this eruption in all its glory! Images copyright Tom Pfeiffer.
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July 25. Detonation of magma bubble within the same crater as seen on the top of the page. These pictures were taken in 2 second intervals. Tom was 300 meters from the crater and used a 90mm lens. When you open the large image, scrolling to the right will be necessary. Images copyright Tom Pfeiffer.
The following photos were kindly provided by Mario Cipollini:
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July 28, 22h, f=35mm. Lago Cone has already reached more than 100m of height. In the background Catania's lights.
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July 25, 15h,f=20mm. Steaming lava keeps coming out of the 2100m fissure between the Monti Silvestri and the South-East cableway.
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July 27, 21h, f=80mm. The 2100m fissure's strombolian activity seems to be growing, feeding the flow directed towards Nicolosi and Belpasso.
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July 26, 24h, f=80mm. Volcanologist Tom Pfeiffer is taking a picture of the flow near the Monti Silvestri.
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July 25, 19h, f=20mm. On July 25 the new Lago Cone - here portrayed from west - has already been active for 48h and is now 50m high.
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July 25, 19h, f=135mm. Lago Cone's strombolian activity is almost continuous it's lava clots flying over 100m high.
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July 25, 19h, f=80mm. Huge lava bubbles explode.
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July 25, 21h, f=80mm. Just about one second after the previous shot, the black cloud has expanded, while the northern vent is producing a lava fountain.
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July 28, 18h, f=35mm. Lago Cone, seen from TDF, is now higher than Montagnola and is producing a cloud of ash more than 200m high.
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July 28, 18h, f=80mm. Violent explosions follow one another from different fissures on the Lago Cone's flanks.
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July 28, 19h, f=80mm. We descend from the TDF and approach Lago Cone. Cameramen are filming the explosive activity.
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July 28, 19h, f=80mm. The eruption column causes ashfall, which has been the cause of Catania's airport numerous closures.
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July 28, 21h, f=135mm. Sometimes the bomb directions give the impression that the explosions originate slightly above the vent.
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July 28, 20h, f=80mm. Sometimes there are double explosions, like in this case.
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July 28, 22h, f=180mm. Another double explosion from the central vent, and from an external fissure from which a thick ash cloud is emitted.
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July 28, 22h, f=200mm. The small cone's explosive and effusive activity from TDF. |
Copyright: Mario Cipollini. |