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Volcán Ol Doinyo Lengai, Feb de 2007

En febrero de 2007, Cumbre del Ol Doinyo Lengai se caracteriza por la formación de un cráter de gran colapso y la absense de actividad visible. Sin embargo, el magma moviéndose a profundidades someras debajo de la superficie fue claramente audible.
Un informe de la visita puede encontrarse aquí.
Ir a la pgina: 1 2 3 Todos || Indice de la Galería
The tall hornito T49b still standing. To the right, the collapse area in the center of the crater. (Photo: Tom Pfeiffer)
The tall hornito T49b still standing. To the right, the collapse area in the center of the crater. (... [info]
(1564 Éxitos)
The central collapse area (Photo: Tom Pfeiffer)
The central collapse area (Photo: Tom Pfeiffer) [info]
(683 Éxitos)
Hornito T49b behind the collapse area (Photo: Tom Pfeiffer)
Hornito T49b behind the collapse area (Photo: Tom Pfeiffer) [info]
(767 Éxitos)
A cavity in the ground, probably the interior of a hornito now covered to the top by lava flows. (Photo: Tom Pfeiffer)
A cavity in the ground, probably the interior of a hornito now covered to the top by lava flows. (Ph... [info]
(881 Éxitos)
The green ridge that separates the active north crater from the south crater is seen in the background behind some older hornitos. (Photo: Tom Pfeiffer)
The green ridge that separates the active north crater from the south crater is seen in the backgrou... [info]
(621 Éxitos)
The (older) crater walls beneath the green summit ridge in the background. A person for scale. (Photo: Tom Pfeiffer)
The (older) crater walls beneath the green summit ridge in the background. A person for scale. (Phot... [info]
(1389 Éxitos)
The unstable rim of the pit crater (Photo: Tom Pfeiffer)
The unstable rim of the pit crater (Photo: Tom Pfeiffer) [info]
(695 Éxitos)
Un brillo débil de magma superficial es visible desde uno de los agujeros en el suelo de la fosa colapso. Mover magma es audible con chapoteando sonido ... (Photo: Tom Pfeiffer)
Un brillo débil de magma superficial es visible desde uno de los agujeros en el suelo de la fosa col... [info]
(3168 Éxitos)
The same hornito seen more from the east, showing the cut by the collapse.  (Photo: Tom Pfeiffer)
The same hornito seen more from the east, showing the cut by the collapse. (Photo: Tom Pfeiffer) [info]
(791 Éxitos)
El majestuoso cono del volcán Ol Lengai Lengai y pastizales a sus pies el visto desde el NE. El alto T49b hornito en su caja de activos ... (Photo: Tom Pfeiffer)
El majestuoso cono del volcán Ol Lengai Lengai y pastizales a sus pies el visto desde el NE. El alto... [info]
(2687 Éxitos)
The north crater at night the full moon illuminates a moonscape. (Photo: Tom Pfeiffer)
The north crater at night the full moon illuminates a moonscape. (Photo: Tom Pfeiffer) [info]
(767 Éxitos)
Vista desde la cumbre hacia el cráter activo del norte dominado por el hornito grande T49b y la zona de derrumbe en el centro. Lago Natron y t... (Photo: Tom Pfeiffer)
Vista desde la cumbre hacia el cráter activo del norte dominado por el hornito grande T49b y la zona... [info]
(1964 Éxitos)
The path on the ridge leading to the summit. (Photo: Tom Pfeiffer)
The path on the ridge leading to the summit. (Photo: Tom Pfeiffer) [info]
(846 Éxitos)
An overflow onto the steep eastern flank of the volcano. Lake Natron and Mt Gelai volcano in the background. (Photo: Tom Pfeiffer)
An overflow onto the steep eastern flank of the volcano. Lake Natron and Mt Gelai volcano in the bac... [info]
(579 Éxitos)
Reinhold in the north of the active crater where the western overflow is. Steam is coming from the area where the violent effusive eruption in March 2006 started. (Photo: Tom Pfeiffer)
Reinhold in the north of the active crater where the western overflow is. Steam is coming from the a... [info]
(505 Éxitos)
Erosion gullies at the feet of Lengai volcano and the still steaming lava flow from March 2006.  (Photo: Tom Pfeiffer)
Erosion gullies at the feet of Lengai volcano and the still steaming lava flow from March 2006. (Ph... [info]
(1148 Éxitos)
Looking down from the crater rim onto the plain of the Rift Valley (Photo: Tom Pfeiffer)
Looking down from the crater rim onto the plain of the Rift Valley (Photo: Tom Pfeiffer) [info]
(1461 Éxitos)
An erosion gully in the lower flanks of Lengai volcano (Photo: Tom Pfeiffer)
An erosion gully in the lower flanks of Lengai volcano (Photo: Tom Pfeiffer) [info]
(511 Éxitos)
Lake Natron and the Rift Valley escarpment seen from the top of Lengai (Photo: Tom Pfeiffer)
Lake Natron and the Rift Valley escarpment seen from the top of Lengai (Photo: Tom Pfeiffer) [info]
(586 Éxitos)
Overflows of recent lava have spilled over the the steepest upper section of the ascent (and descend) route passing a cliff of older pyroclastic deposits. (Photo: Tom Pfeiffer)
Overflows of recent lava have spilled over the the steepest upper section of the ascent (and descend... [info]
(391 Éxitos)
The dirt road leading to Lake Natron is seen from above. (Photo: Tom Pfeiffer)
The dirt road leading to Lake Natron is seen from above. (Photo: Tom Pfeiffer) [info]
(617 Éxitos)
Collapsed parts of the outer rim adjacent to one of the overflow areas. (Photo: Tom Pfeiffer)
Collapsed parts of the outer rim adjacent to one of the overflow areas. (Photo: Tom Pfeiffer) [info]
(433 Éxitos)
Two persons standing at the edge of the crater, which is filled to its rim; in some areas such as here, overflows have destabilized the rim and caused spectacular erosion by collapse of instable parts on the steep flank. (Photo: Tom Pfeiffer)
Two persons standing at the edge of the crater, which is filled to its rim; in some areas such as he... [info]
(1300 Éxitos)
Reinhold and Peter near an older natrocarbonatite lava channel. (Photo: Tom Pfeiffer)
Reinhold and Peter near an older natrocarbonatite lava channel. (Photo: Tom Pfeiffer) [info]
(2198 Éxitos)
Rain clouds over the RIft Valley illuminated by the evening sun (Photo: Tom Pfeiffer)
Rain clouds over the RIft Valley illuminated by the evening sun (Photo: Tom Pfeiffer) [info]
(1169 Éxitos)
Puesta de sol sobre el valle del Rift (Photo: Tom Pfeiffer)
Puesta de sol sobre el valle del Rift (Photo: Tom Pfeiffer) [info]
(1402 Éxitos)
The lower part of the trail on the way back down towards Lake Natron. To the left, the wall of the western escarpment of the Rift Valley. (Photo: Tom Pfeiffer)
The lower part of the trail on the way back down towards Lake Natron. To the left, the wall of the w... [info]
(508 Éxitos)
Ol Doinyo Lengai volcán visto desde las tierras altas del Ngorongoro en cráter Empakai. El hornito altura en su cráter activo (en el lado izquierdo)... (Photo: Tom Pfeiffer)
Ol Doinyo Lengai volcán visto desde las tierras altas del Ngorongoro en cráter Empakai. El hornito a... [info]
(2417 Éxitos)
Ir a la pgina: 1 2 3 Todos || Indice de la Galería
 

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