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Igneous rocks are of various ages, from billions of years to minutes in age.
Wiki User
∙ 14y ago
Wiki User
∙ 14y agothe obsidian rock is hundreds and hundreds of years old
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What are igneous rocks that form over the surface?
Rhyolititcen rocks.
Are igneous rocks made up of igneous rocks?
Sedimentary rock can be made up partially of igneous clasts, but igneous rock is igneous rock.
What do you call rocks that have been formed from the hot molten material within the earth's crust that has cooled and hardened?
Igneous rocks are formed by the solidification of molten materials.
Are sedimentary rocks are harder than igneous rocks?
No, igneous rocks are harder than sedimentary rocks on average.
What are the five types of igneous rocks in Pakistan?
Where are igneous rocks found in Pakistan? Where are igneous rocks found in Pakistan?
When molten rocks cools what rocks form?
igneous rocks
What are igneous rocks that form over the surface?
Rhyolititcen rocks.
Are igneous rocks made up of igneous rocks?
Sedimentary rock can be made up partially of igneous clasts, but igneous rock is igneous rock.
What do you call rocks that have been formed from the hot molten material within the earth's crust that has cooled and hardened?
Igneous rocks are formed by the solidification of molten materials.
Where are the two types of igneous rocks made?
Extrusive igneous rocks , Intrusive igneous rocks
Are volcanic rocks igneous rocks?
Yes. Volcanic rocks are extrusive igneous rocks.
Why are igneous are called primary rocks?
Igneous rocks
Are sedimentary rocks are harder than igneous rocks?
No, igneous rocks are harder than sedimentary rocks on average.
What are the five types of igneous rocks in Pakistan?
Where are igneous rocks found in Pakistan? Where are igneous rocks found in Pakistan?
Igneous rocks that form when magma cools on Earths's surface are called what igneous rocks?
Extrusive igneous rocks.
What rock forms when an old rock is melted then cools?
igneous rocks
How do fine- grained igneous rocks from?
extrusive igneous rocks =/
