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Q: What is the hardened layer of lava called?
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What is a hardened layer of magma called?

laccolith


Is the bottom of the deepest ocean lava?

no way its basically sand and hardened magma (ya know, the mantle layer of the earth). If it was lava we'd be dead. xP


Is hardened lava a mineral?

Hardened lava is considered igneous rock, composed of minerals.


What is cooled lava call?

Cooled lava is called a igneous rock once it has completely cooled and hardened. Some people just call it lava rock.


What cave forms when molten rock flows out from beneath a hardened surface of lava and leaves behind an underground chamber?

This is called a lava tube.


What are the cycles of lava?

The cycles are molten rock, lava, and then hardened lava like obsidian.


What are melted rocks that cool and harden called?

Molten rock is magma. It is called lava once it has cooled and hardened.


What is the solid magma core of a volcano called?

Magma is underground, when it reaches the surface it becomes lava. So solidified magma is really lava. The lava flow is the liquid lava as it goes down the mountain, when hard its just hardened lava. Magma is underground, when it reaches the surface it becomes lava. So solidified magma is really lava. The lava flow is the liquid lava as it goes down the mountain, when hard its just hardened lava.


Layers of lava emitted by the volcano?

The different layers of a volcano are made from the lava and ash produced by the volcano. Some volcanoes have different thicknesses of layers or only one type of layer depending on the kind of eruption and how much ash it produces.


What forms from hardened lava?

igneous rocks


How hot is hardened lava?

it is really cold


What is a hardened layer in a volcano?

As lava cools, it hardens and forms a thick layer of rock. These rocks are known as igneous rocks. An example of an igneous rock is pumice, which is used in spa treatments to soften feet.