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How can two igneous rocks have everything in common but not color?
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What do volcanic rocks and plutonic rocks have in common?
They are both igneous rocks.
What is an igneous rocks color mainly determined by?
An igneous rock's color is mainly determined by its silica content.
Why are granitic igneous rocks light in color?
granitic igneous rocks are light colored because of a lower density than basaltic rocks
Is igneous rock red?
No, some can have a red color to them, but most igneous rocks tend to be a gray or black color.
Which type of rocks are most abundent on earth?
Igneous rocks are the most common type of rocks on earth.
Are igneous rocks the most common rocks?
Igneous rock is by far the most common rock of the crust.
Explain how the silica content of molten materials affects the color of igneous rocks?
The majority of minerals associated with igneous rocks are silicates. It is the proportion of certain silicate minerals that affects the color of igneous rocks. Igneous rocks that are high in orthoclase feldspar, quartz, and muscovite mica will be lighter in color than igneous rocks that are higher in olivine, pyroxene, amphibole, and biotite mica.
What is an igneous rocks color determined by?
An igneous rock's color is mainly determined by its silica content.
How does silica from molten material affect the color of igneous rock?
The majority of minerals associated with igneous rocks are silicates. It is the proportion of certain silicate minerals that affects the color of igneous rocks. Igneous rocks that are high in orthoclase feldspar, quartz, and muscovite mica will be lighter in color than igneous rocks that are higher in olivine, pyroxene, amphibole, and biotite mica.
What do volcanic rocks and plutonic rocks have in common?
They are both igneous rocks.
What is an igneous rocks color mainly determined by?
An igneous rock's color is mainly determined by its silica content.
Why are granitic igneous rocks light in color?
granitic igneous rocks are light colored because of a lower density than basaltic rocks
What are some common igneous rocks?
Examples of igneous rock include:pumicebasaltgabbrodioritegraniterhyoliteobsidianscoria
Is igneous rock red?
No, some can have a red color to them, but most igneous rocks tend to be a gray or black color.
Which type of rocks are most abundent on earth?
Igneous rocks are the most common type of rocks on earth.
What color will igneous rocks be if they are low in silica?
brown
What clues provide how igneous rocks where formed?
Its color
