volcanism in English
Carboniferous volcanism , occurring at converging plates margins, both at the Appalachian and at the Ouachita margins, was decidedly not tholeiitic.
Use "volcanism" in a sentence
1. Bimodal volcanism Continental drift Hotspot Volcanic arc "Cooling Planets: Some Background: What is volcanism?"
2. The volcanism convergence between the plates (Aeolian Islands).
3. 13 The divergent junction is characterized by earthquake activity and volcanism.
4. Phreatic and Strombolian volcanism between 1907 and 1932 excavated this crater.
5. An important andesitic volcanism occurs during the post tectonic Permo-Trias period.
6. Moon craters are bowl-shaped landforms created by two processes: volcanism and Cratering
7. A strong, andesitic volcanism was connected with this thrusting in time and space.
8. Moon Craters are bowl-shaped landforms created by two processes: volcanism and cratering
9. Any planet with basaltic volcanism, any rocky planet, will probably have lava tubes.
10. Mount Unzen is part of Shimabara Peninsula, which has seen extensive volcanism over millions of years.
11. 52 Upper Cretaceous ‘Banatite’-related ore deposits, as well as metallogenesis associated with Neogene 53 volcanism
12. In the northern part Tertiary volcanism first produced the andesitic and latiandesitic rocks of the Matagalpa Formation.
13. Associated magnesia-rich alterations, paracontemporaneous with the volcanism, follow the iron ore-bearing horizons within the synforms.
14. Cainozoic Volcanism, Eastern Australia: A Predictive Model based on Migration over multiple ‘Hot Spot’ Magma Sources Author Sutherland F.L
15. The recent fissural volcanism of Kouh-e-Tchah-e-Shahi is undifferentiated and consists mainly in andesitic basalt, rich in olivine, diopside, pigeonite, and labradorbytownite.
16. The morphology of kimberlite pipes and their classical carrot shape is the result of explosive diatreme volcanism from very deep mantle-derived sources.
17. Along the peak of this active zone of rifting and volcanism, which cuts through the center of Iceland, are 17 known high-temperature fields.
18. Latest Devonian to Early Carboniferous igneous rocks along the Cobequid shear zone of central Nova Scotia record a complex history of intrusion, volcanism, deformation, and hydrothermal alteration.
19. Belemnite-size distribution is best correlated with fluctuations in a palaeotemperature proxy (stable oxygen isotopes); however, potential indirect effects of volcanism and carbon cycle perturbations may also play a role
20. Alkalic volcanics associated with abrupt facies changes across the ancient shelf break, intervals of slope debris breccia deposits, and distal turbidite flows suggest the margin was characterized by intervals of volcanism, basin foundering, and platform flooding.
21. Bimodal volcanism is usually found in places where there is extension of the crust, like a rift in a continent, or at hotspots where plumes hot mantle material are rising up underneath a plate.
22. The other component, which differs from those involved in other domains of Cenozoic volcanism in Europe and adjacent areas, may be located in the lithospheric mantle underlying NE Spain, which was metasomatized during late Variscan to early Alpine deformation.
23. ¶To enhance the ability to distinguish tholeiitic from alkalic magma parentages by mineral compositions, I determined trace-element abundances in plagioclase separated from xenolithic gabbros of Mauna Kea volcano. These gabbros have origins in tholeiitic and alkalic magmas of the Hamakua postshield stage of Mauna Kea volcanism.
24. Despite the likely increased volcanism and existence of many smaller tectonic "platelets," it has been suggested that between 4.4 and 4.3 Ga (billion years), the Earth was a water world, with little if any continental crust, an extremely turbulent atmosphere and a hydrosphere subject to intense ultraviolet (UV) light, from a T Tauri stage Sun, cosmic radiation and continued bolide impacts.