Fissure
- John Seach
A fissure is
a fracture in a volcano or lava dome. It is also a deep straight cleft
usually no more than
a few metres
wide. Icelandic eruptions are noted for fissure eruptions.
The Laki fissure
eruption (Iceland) 1783 resulted in 70 km long lava flows.
Fissure
www.volcanolive.com
Copyright John Seach