trachytic

British  

/ trəˈkɪtɪk /

adjective

1. (of the texture of certain igneous rocks) characterized by a parallel arrangement of crystals, which mark the flow of the lava when still molten

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Example Sentences

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trachytic

It retracted deep into the earth after the eruption, leaving a chimney in the older, harder trachytic rock.

From Washington Post ● Sep. 9, 2022

The trachytic masses and craters are denoted by the following tables:— a.

From A Study of Recent Earthquakes by Davison, Charles

Many of the trachytic beds are brecciated and highly columnar; sedimentary beds are also interstratified with those of volcanic origin.

From Volcanoes: Past and Present by Hull, Edward

The same traveller supposes, although he found no limestone or trace of fossils in any of the rocks of Teneriffe, that the alternating trachytes and trachytic conglomerates originated beneath the sea.

From Principles of Geology or, The Modern Changes of the Earth and its Inhabitants Considered as Illustrative of Geology by Lyell, Charles, Sir

Some of the trachytic lavas are said to abound with crystals of albite.

From Narrative of the Circumnavigation of the Globe by the Austrian Frigate Novara, Volume I (Commodore B. Von Wullerstorf-Urbair,) Undertaken by Order of the Imperial Government in the Years 1857, 1858, & 1859, Under the Immediate Auspices of His I. and R. Highness the Archduke Ferdinand Maximilian, Commander-In-Chief of the Austrian Navy. by Scherzer, Karl Ritter von