pillow lava

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pillow lava

n.
Lava that forms from an underwater eruption and is characterized by pillow-shaped masses.

pillow lava

n
(Geological Science) lava that has solidified under water, having a characteristic structure comprising a series of close-fitting pillow-shaped masses
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.pillow lava - lava that hardened in rounded shapes suggestive of pillows; believed to result from underwater eruptions
lava - rock that in its molten form (as magma) issues from volcanos; lava is what magma is called when it reaches the surface
Translations
bólstraberg
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References in periodicals archive ?
The pillow lavas have microvesicles that are filled with chlorite; carbonate and opaque minerals that located in a groundmass of plagioclase and clinopyroxene microlites.
Evidence of underwater volcanic activity can be seen today on the neck of Llanddwyn Island in the form of pillow lavas.
Dredging from bathymetric highs recovered pillow lavas, pillow fragments, and holocrystalline rocks, all basaltic in composition.
These were the pillow lavas of the Precambrian, the ancient bedrock which underlies this south western corner of Anglesey.
The outermost centimeter or so of those pillow lavas is riddled with tubular structures that range from 1 to 9 micrometers in diameter and up to 200 [micro]m in length.
Production thus was limited, and Phorades was probably but one of many similar sites spread throughout the Pillow Lavas of Cyprus' Troodos Mountains.
The massive sulphide zones are hosted at the contact between mafic pillow lavas and massive basalt, and have been classified as volcanogenic massive sulphide (VMS) deposits.
2] and includes Serpentinized Pridotites Harzburgite, micro-gabbro dykes, listvenite dykes, sheeted dykes, pillow lavas, metamorphic rocks, calcareous schists, and upper cretaceous radiolarite cherts.