block lava
   Lava having a surface of angular blocks; it is similar to aa lava but the fragments are larger and more regular in shape, somewhat smoother, and less vesicular.
   Compare: aa lava, pahoehoe lava, pillow lava.
   GG

Glossary of landform and geologic terms. 2013.

Look at other dictionaries:

  • block lava — n. lava formed in sharp, angular, rough surfaced blocks …   English World dictionary

  • block lava — noun : aa * * * Geol. basaltic lava in the form of a chaotic assemblage of angular blocks; aa. [1910 15] * * * block lava, Geology. slaglike lava …   Useful english dictionary

  • block lava — Geol. basaltic lava in the form of a chaotic assemblage of angular blocks; aa. [1910 15] * * * …   Universalium

  • block lava — /ˈblɒk lavə/ (say blok lahvuh) noun lava flows composed of rough angular blocks …   Australian English dictionary

  • block lava flow —    A lava flow dominated by block lava.    Compare: aa lava flow, pahoehoe lava flow, pillow lava flow.    SW …   Glossary of landform and geologic terms

  • lava — /lah veuh, lav euh/, n. 1. the molten, fluid rock that issues from a volcano or volcanic vent. 2. the rock formed when this solidifies, occurring in many varieties differing greatly in structure and constitution. [1740 50; < It, orig. Neapolitan… …   Universalium

  • lava —    A general term for a molten extrusive, also the rock solidified from it.    Compare: aa lava, block lava, pahoehoe lava, pillow lava.    GG …   Glossary of landform and geologic terms

  • lava — Synonyms and related words: aa, abyssal rock, ash, ashes, basalt, bedrock, block lava, brand, brash, breccia, calx, carbon, charcoal, cinder, clinker, coal, coke, conglomerate, coom, crag, dross, druid stone, festooned pahoehoe, fume, gneiss,… …   Moby Thesaurus

  • Lava — flow redirects here. For the programming anti pattern, see Lava flow (programming). For other uses, see Lava (disambiguation) …   Wikipedia

  • Lava (soap) — Lava, occasionally confused with Magno, black glycerine soap, is a heavy duty hand cleaner made by WD 40, first produced in 1893. WD 40 acquired the brand from Block Drug in 1999 who acquired it from Procter Gamble in 1995… …   Wikipedia

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