1995: Photos and video by Pierre Vetsch

1995: Photos and video by Pierre Vetsch
Overview from the summit on the active North crater. On the left: scarp of the Eastern Rift Valley; in the background the sodic lake Natron (18.12.95).
1995: Photos and video by Pierre Vetsch
General view from inside the crater with activity of the cinder cone just before flank collapse (see also photo below; 17.12.95).
1995: Photos and video by Pierre Vetsch
Filming of very thin (few centimeters) carbonatitic lava flows issued from one of the hornitos (17.12.95).
1995: Photos and video by Pierre Vetsch
Active carbonatitic lava channel, flow from top to bottom of picture, where the channel is almost closed forming a «micro» lava tube (17.12.95).
1995: Photos and video by Pierre Vetsch
Spattering from a small hornito, about 2 meters tall (17.12.95).
1995: Photos and video by Pierre Vetsch
Strombolian activity inside the large cinder cone just after flank collapse (height about 12-15 meters).
1995: Photos and video by Pierre Vetsch
Spectacular bubbling from a carbonatitic hornito (17.12.95).
1995: Photos and video by Pierre Vetsch
Very rapid, dangerous lava flow (approx. 1 m thick), transporting large blocks. Sequence approx. 5 mins, taken from E rim.
Video clips

  • Overflowing from a carbonatitic lava channel with bubbling probably caused by a reaction with a hydrated substratum (18.12.95). QuickTime movie 8fps, 5secs, sound, 540K
  • Spattering from a small hornito (17.12.95). QuickTime movie 8fps, 12secs, sound, 1.3M
  • Bubbling from a small carbonatitic lava pond (diameter approx. 1 m; 17.12.95). QuickTime movie 8fps, 6secs, sound, 620K


Copyright: P.Vetsch.
«Volcanic activity of Ol Doinyo Lengai in December 1995» is available as a videotape (VHS PAL or VHS NTSC) by contacting:

Pierre Vetsch, pvetsch@iprolink.ch
Societé de Volcanologie Genève, svg@worldcom.ch
B.P.298, CH-1225 CHENE-BOURG,
Switzerland


Other Websites

Oldoinyo Lengai, Tanzania, The Mountain of God by F. A. Belton
Oldoinyo Lengai Website by Tom Pfeiffer
Oldoinyo Lengai Website by Celia Nyamweru
Oldoinyo Lengai Website by Vanessa Simpson
Oldoinyo Lengai Fotos by Jeffrey F. Brown