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Basalt

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Q: Volcanic islands in the deep ocean are composed primarily of what igneous rock?
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Volcanic islands in the deep ocean are composed primarily of what igneous rock type?

Basaltic Igneous Rocks


Which group of islands is composed of four volcanic islands that were once a french?

Comoros


Why would you find a volcanic rock on a volcanic island?

Volcanic islands are formed by volcanoes and are therefore composed of volcanic rock.


Are the Solomon islands high islands?

Yes, high islands are composed of volcanoes and volcanic debris. On the other hand low islands are composed of coral remains.


Five5difference between volcanic and limestone island?

Volcanic islands have black sand beaches whilst Limestone (coral) islands have white sand beaches.Volcanic islands have fertile soil and in Limestone islands' is not as fertile as Volcanic islands.Volcanic islands tend to be tall whilst Limestone tend to be flat.Volcanic islands have many sulphur springs whilst Limestone islands have little or no sulpher springs.Limestone islands are formed from 'Secretions'of the sea and Volcanic islands are formed from igneous rock and lava.THANK YOUHOPE YOU LEARNED FROM IT!


Is Hawaii made out of igneous rock?

granite makes up most of the hawian islands.


Is Tahiti a high or low island?

The high point of Tahiti is 2,241 meters (7,352 ft.). Tahiti is a high island.High islands are composed of volcanoes and volcanic debris;low islands are composed of coral remains.


What kind of soil and vegetation you will find on volcanic islands?

Volcanic soils, from Basalt, or other igneous rocks. Vegetation would most likely be lush, depending on how close the island is to the equator, the closer, the more tropical.


What kind of formations are created when lava cools and hardens?

Igneous Rocks are formed. Obsidian is a volcanic glass, go to wikepidiea and search "list of rocks" and it will come up with all the different igneous, metamorphic, and sedimentary rocks and what they are.


Is Hawaii a beach?

No. Hawaii is one of the 50 U.S. states. It is composed of a chain of volcanic islands. Hawaii is also the name of the largest island in the chain.


Are the Japanese islands volcanic islands?

Yes


What forms after the top of a volcano collapses?

When a volcanic cone collapses it forms a caldera.