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Once lava hardens it forms Igneous Rock.
Igneous, intrusive forms from magma cooling slowly on the inside and extrusive forms from lava cooling on the outside.
igneous volconic rocks
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∙ 9y ago
Wiki User
∙ 10y agoLava is magma that has reached the surface of the earth. It cools rapidly, forming basalt. If there is a large amount of gas trapped in the lava, particularly if the eruption happens underwater, then pumice can be formed.
Wiki User
∙ 13y agoExtrusive igneous rock forms from the solidification of lava. Rocks such as rhyolite, pumice, obsidian, and basalt.
Wiki User
∙ 16y agoIgneous rock
Wiki User
∙ 11y agoExtrusive igneous rock.
Wiki User
∙ 9y agoigneous
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How are metomorphic rocks changed?
they are formed by magma and lava
Which is true about how all detrital rocks form?
Detrital rocks are formed by pre-formed particles from the ground. ! :)
What is extrasive rocks?
Extrusive igneous rocks are 'lava' rocks, those that have formed on the surface from molten material.
Is lava cooling one of the ways sedimentary rock is formed?
No that is how igneous rocks are formed
How are ineous rocks formed?
a igneous rock is formed from a volcano when the lava cools down and hardens.
What rocks are formed after lava dries out?
Igneous rocks are formed from the cooling and solidification of magma or lava.
A rock that forms from cooling lava that is classified as what?
The rocks that are formed from cooling of lava are known as Igneous rocks.
Are rocks formed by lava or magma?
Magma
Which rocks are formed from hardened lava that flowed from volcanones?
Igneous rocks
How is galnea is formed?
galena is formed by rocks and lava lololol hahahah
What type of rocks is formed by coolong magma or lava?
The type of rock formed by cooling of Magma or Lava is Igneous
When or igneous rocks formed?
When lava cools and solidifies.
How are metomorphic rocks changed?
they are formed by magma and lava
What is the term for rock formed from magma or lava?
Intrusive igneous rocks are thusly formed.
Igneous rocks formed from lava on Earth's surface?
Extrusive igneous rocks.
Which two igneous rocks are formed by fast cooled lava?
Obsidian and Pāhoehoe lava
Are igneous rocks formed by pressing layers of rocks together?
No. Igneous rock is formed from cooling lava or magma.
