THEMATIC VOLCANO PHOTO GALLERY:
- Volcanic blocks -
Volcanic blocks are solidified rock fragments greater than
64 mm in diameter. Blocks commonly are ejected during explosive eruptions
and consist of older pieces of the
volcano's edifice, e.g. parts of the conduit, lava domes or older
Large ballistically ejected block on Santorini.
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© Tom Pfeiffer, page set up on 5 November, 2004.