basaltic lava

basaltic lava

[bə′sȯl·tik ′lav·ə]
(petrology)
A volcanic fluid rock of basaltic composition.
References in periodicals archive ?
When I was a schoolboy it was a truth universally acknowledged that aardvark was the first word in the dictionary, but it seems to have been displaced by 'aa', which is a form of basaltic lava.
The Holuhraun is the country's greatest basaltic lava flow because 1784, creating a lava field extra than 32 square miles in size, bigger than the island of Manhattan.
The basaltic lava of this ophiolite are divided into two types :(1) pillow lava (2) spilitic basalts.
The absence of a spectral contrast between Ha2 and the surrounding surface indicates that the dome is not a piece of pre-existing elevated terrain later embayed by basaltic lava, a so-called kipuka.
They started with a lighter andesitic lava that can form in the presence of water, and were then overlaid with heavier basaltic lava that makes up the visible surface of the Martian crust.
He is currently studying the sequence of events that basaltic lava goes through as it takes shape on Earth's exterior just after an eruption.
The geology of the Siberian Traps is composed of flood basalts, which form when giant lava eruptions coat large swaths of land or ocean floor with basaltic lava.
The warm areas, which appear to be younger, resembled volcanic terrains on Earth, complete with basaltic lava flows.
Millennia ago, when climatic conditions were more favorable and there was somewhat more water, the basaltic lava eroded into good soil resulting in enough vegetation to support life," writes an amateur from Germany using the pseudonym KenGrok to sign his article "Roughly 3,400 Neolithic sites in Saudi Arabia and East Africa.
Rock samples obtained via dredging, submersible operations, and drilling confirm that the top of the oceanic crust, where it is not obscured by sediments, is composed of basaltic lava that originates in the mantle.
However, the study of layering in basaltic lava flows is in its infancy and so it is not surprising that the layering described in this paper has perhaps never before been reported in the literature.
The newly expanded area protects the entire 65-mile long Great Rift, the largest basaltic lava field in the contiguous United States formed in the last 10,000 years.