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It is generally true that igneous rocks are composed of what type of mineral?
igneous rocks are composed of silicate minerals
How are igneous and sedimentary alike?
Both are composed of minerals. Some sedimentary rocks contain pieces of igneous rocks.
Where can igneous rocks be found in Colorado?
Igneous rocks can be found in the mountains, which are partially composed of Precambrian plutonic rock.
Volcanoes are composed of what rocks?
http://en.wikipedia.org/wiki/Volcano volcanoes can be composed of a variety of igneous rocks.
Which types of igneous rocks are composed of at least 50 percent olivine?
Peridotite and dunite are examples of igneous rocks that are composed of at least 50 percent olivine. Olivine is a common mineral in these ultramafic rocks, giving them their distinctive color and composition.
It is composed of harder rocks that resist erosion?
Igneous rock.
Is the moon an igneous rock?
No, the moon is not an igneous rock. It is a celestial body that does not fit into the category of terrestrial rocks like igneous rocks found on Earth. The moon is composed of various materials, including silicate rocks and regolith.
Are unakite rocks Sedimentary rocks Metamorphic rocks or Igneous rocks?
Unakite rocks are metamorphic rocks formed from the alteration of igneous rocks. They are typically composed of pink feldspar, green epidote, and clear quartz.
What do igneous and sedimentary rocks have in common?
All three are composed of minerals.
Can igneous rock often be idenified by its minerals?
No. While some rocks are composed almost entirely of a single mineral, this is generally not the case for igneous rocks.
What rock in the igneous family are medium colored and have no silica?
Igneous rocks that are medium colored and have no silica are called mafic rocks. They are mainly composed of magnesium and iron.
What is a fault-block mountain?
the group of igneous rocks composed primarily of feldsper and quartz
