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How would a geologist identify an igneos rock as extrusive or intrusive?
Wiki User
∙ 11y ago
You can look at the rock texture.If the crystals are Large enough to be visible with your naked eye without stressing it the the texture is likely to be either medium coarse grained or course grained which is an indication that it is Intrusive.The opposite is forExtrusive
Wiki User
∙ 11y ago
Wiki User
∙ 9y agoIntrusive. Rocks with visible crystals of roughly the same size are said to have a phaneritic texture. The most common extrusive rock is basalt.
Wiki User
∙ 7y agoExtrusive igneous rock forms from molten rock cooling at the surface, so it is possible to directly observe its formation. Intrusive rock forms deep underground and can only be studied after it has formed.
Andrea Cardenas
A geologist forms a coarse grained rock with crystals arranged in rows what can the geologist infer about how this rock formed and what group it belongs to
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What are minerals that form in intrusive rock?
I dont know but an intrusive rock is a type of igneos rock
What is the name of igneos rock?
Igneous rock (etymology from Latin ignis, fire) is one of the three main rock types. Igneous rock is formed by magma (molten rock) being cooled and becoming solid. They may form with or without crystallization, either below the surface as intrusive (plutonic) rocks or on the surface as extrusive (volcanic) rocks.
What is one type of igneos rock?
Granite
Is the stone coal igneos?
coal, coal,
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What type of stone is dark grey basalt?
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What is stronger a metamorphic rock or igneos rock?
igneous
What is term mafic used to describe?
igneos rock
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igneos
What the term mafic used to describe?
igneos rock
What is the term mafic use to describe?
igneos rock
