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Extrusive igneous rock.
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∙ 12y ago
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What happened to lava when it cools?
Extrusive igneous rock is formed from the crystallization of minerals as the lava cools.
When lava cools quickly large crystal form?
No. Small crystals form.
What Extrusive igneous rocks form when hardens and cools.?
lava
Can granite form as a lava flow?
No. Granite forms when granitic magma cools deep underground. When granitic magma erupts as lava it cools more quickly and forms a rock called rhyolite.
What formation is formed once lava cools and becomes hard?
igneous rocks form
What happened to lava when it cools?
Extrusive igneous rock is formed from the crystallization of minerals as the lava cools.
Extrusive igneous rocks form when hardens and cools.?
It happens when lava is on the outside the cools down to form EXtrusive rock.
How do igenous rocks form?
They form when magma or lava cools and solidifies.
What does lava that cools quickly form?
fast cooling lava -small crystals or no crystals
What lava that cools quickly form?
fast cooling lava -small crystals or no crystals
Does lava cool quickly and form minerals with small crystals?
Yes. The faster lava cools, the less time crystals have to form. If the lava cools slowly and has a low viscosity, atoms are able to move around more and form larger crystals.
When lava cools quickly large crystal form?
No. Small crystals form.
What Extrusive igneous rocks form when hardens and cools.?
lava
How does sandstone form from?
Type your answer here... when lava cools, bubbles form and as the lava turns to stone, the bubbles stay inside.
How does a volcanoes lava form a mountain?
Lava cools down and accumulates into rock as it reaches Earth's surface
What rocks form when magma or lava hardens and cools?
Igneous rock.
What happens when lava flows reach the sea?
When lava flows reach the sea, the lava rapidy cools to form an igneous rock.
