How To Use extrusive In A Sentence
- Intrusive igneous rocks such as diorite, gabbro and granite solidify below the Earth's surface while extrusive igneous rocks such as basalt, obsidian and pumice solidify on or above the surface. The Brussels Journal - The Voice of Conservatism in Europe
- The sticky extrusive mass that comes from a cut on a pine tree is resin.
- In practice pyroclastic and volcaniclastic rocks include all the products of extrusive volcanic activity except lava flows.
- Besides the dyke swarms, the northern section is composed mainly of serpentinised peridotite and gabbro masses, although there are small areas of extrusive volcanic rocks. MacQuarie Island, Australia
- Continental break-up produced voluminous extrusive volcanic deposits and associated igneous intrusions, and had a major impact on long-term climatic conditions in the early Tertiary.
- The occurrence of these felsic extrusive igneous rocks potentially provides key information on the complex interplay of magmatism and tectonics.
- It has a variety of features: several lateral craters, shield volcanoes, scoriae and lava cones, extrusive domes and huge detached rocks. Volcanoes of Kamchatka, Russian Federation
- The associated magmatism resulted in intrusion of volcanic rocks into the sedimentary basins, magmatic underplating at the base of the crust, and large amounts of extrusive material.
- Although there are no outcrops of Devonian extrusive volcanic rocks in NW Scotland, they can be found in southern and central Scotland and the Orkney Islands.
- The Chilwa province is composed of several granite, syenite, and nepheline-syenite plutons that are associated with extrusive carbonatites and agglomerates.