An open list of 58 words by erinmckean.
- volcancellation was added by erinmckean and appears on just this list
- mofette was added by erinmckean and appears on 5 other lists
- pozzuolana was added by erinmckean and appears on 1 other list
- puy was added by erinmckean and appears on 3 other lists
- rapillo was added by erinmckean and appears on 1 other list
- solfatara was added by erinmckean and appears on 8 other lists
- canagua was added by erinmckean and appears on just this list
- delabrated was added by erinmckean and appears on just this list
- efflagration was added by erinmckean and appears on 1 other list
- maccaluba was added by erinmckean and appears on just this list
- Plinian was added by erinmckean and appears on just this list
- salinelle was added by erinmckean and appears on just this list
- volcanello was added by erinmckean and appears on just this list
- Vesuvian was added by erinmckean and appears on just this list
- pyroclastic flow was added by yarb and appears on 5 other lists
- calderic was added by fbharjo and appears on just this list
- fumarole was added by fbharjo and appears on 24 other lists
- temblor was added by fbharjo and appears on 15 other lists
- trass was added by fbharjo and appears on 1 other list
- extravasate was added by fbharjo and appears on 6 other lists
- maar was added by fbharjo and appears on 10 other lists
- pumice was added by fbharjo and appears on 13 other lists
- aa was added by john and appears on 47 other lists
- andesite was added by john and appears on 3 other lists
- jökulhlaup was added by kad and appears on 2 other lists
- airfall was added by john and appears on just this list
- blowdown was added by john and appears on 2 other lists
- bombs was added by john and appears on 3 other lists
- caldera was added by john and appears on 30 other lists
- dacite was added by john and appears on just this list
- diatreme was added by john and appears on 1 other list
- lahar was added by kad and appears on 16 other lists
- ejecta was added by john and appears on 7 other lists
- lapilli was added by kad and appears on 4 other lists
- maars was added by kad and appears on just this list
- pahoehoe was added by john and appears on 25 other lists
- pluton was added by john and appears on 7 other lists
- scoria was added by john and appears on 33 other lists
- tuya was added by kad and appears on 8 other lists
- tuff was added by kad and appears on 10 other lists
- fiamme was added by kad and appears on 3 other lists
- collumnar basalt was added by scombersanctus and appears on just this list
- hornito was added by fbharjo and appears on 2 other lists
- citlaltepetl was added by fbharjo and appears on just this list
- effloresce was added by fbharjo and appears on 17 other lists
- ignigenous was added by fbharjo and appears on 2 other lists
- cotopaxi was added by fbharjo and appears on just this list
- egmont was added by fbharjo and appears on just this list
- purace was added by fbharjo and appears on just this list
- flammivomous was added by fbharjo and appears on 16 other lists
- tholoid was added by fbharjo and appears on 1 other list
- rhyolite was added by hernesheir and appears on 1 other list
- parangaricutirimicuaro was added by hernesheir and appears on 2 other lists
- stratovolcano was added by actung and appears on 1 other list
- ash was added by actung and appears on 70 other lists
- tephra was added by actung and appears on 10 other lists
- vog was added by actung and appears on 5 other lists
- supervolcano was added by actung and appears on 3 other lists

reesetee Great list! May 3, 2010
rogerb vesiculation Apr 20, 2010
john There's more info on many of these terms on this USGS glossary of volcano terminology. Apr 20, 2010