They are called alkalic lavas, and they're noted for their incredible flow velocity because their viscosity is extremely low.
Source: tatoeba (11189401)
Alkalic
/ælˈkælɪk/
Synonyms for "alkalic" (4 found)
Ranked by relevance and common usage.
Related word relations
OpenGloss and ConceptNet supply richer edges like generalizations, collocations, and derivations.
More general
3 entrieschemical propertygeologic propertysoil property
More specific
7 entriesalkalic magmaalkalic rockalkaline solutionbasic solutioncalcareous soilcarbonate rich soillimed soil
Collocations
5 entriesalkalic environmentalkalic magmaalkalic rockalkalic soilalkalic water
Inflections
2 entriesmore alkalicmost alkalic
Derivations
4 entriessimilar
5 entriesSample sentences
2 total sentences available.
This rejuvenation-stage or post-erosional volcanism produces lava even more alkalic than late-stage volcanism.
Source: wiktionary