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igneous rocks are composed of silicate minerals

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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.


Is peridot a igneous rock or is it something else?

Peridot is a gemstone composed of the mineral olivine. Olivine is a common mineral found in igneous rocks such as basalt and peridotite. So, while peridot itself is not an igneous rock, it is closely associated with igneous rocks due to its mineral composition.


Is a igneous rock a mineral or rock?

You say it as ' Igneous ROCK ' and ask whether it is a rock..


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.


Diamond falls under which category of rocks?

Igneous rocks are the category of rocks that contain diamonds. The two types of igneous rocks that form diamonds are kimberlites and lamproites.


A mineral never found in igneous rocks is?

chalk. Chalk is a type of limestone composed mainly of the mineral calcite, which is a sedimentary rock forming in marine environments. Igneous rocks are formed from the cooling and solidification of magma or lava, so chalk is not typically found in igneous rocks.


Where are crystalline minerals found?

In all three rock types: igneous, sedimentary, and metamorphic. By definition, a mineral has a crystalline structure, and rocks are composed of combinations of minerals. Rocks with interlocking crystalline mineral structures are usually igneous or metamorphic.


Are igneous rocks made up of only one mineral?

No, igneous rocks are not made up of only one mineral. They are typically composed of a variety of minerals, which are formed by the cooling and solidification of molten rock material. Some common minerals found in igneous rocks include quartz, feldspar, and mica.


What intrusive igneous rock has the same mineral composition as basalt?

Gabbro is an intrusive igneous rock that has the same mineral composition as basalt. Both rocks are composed primarily of plagioclase feldspar and pyroxene minerals.


What igneous rocks have a mineral composition between that of granitic and basaltic rocks?

Andesite and diorite are two common igneous rocks that have a mineral composition intermediate between granitic and basaltic rocks. Andesite is fine-grained and contains plagioclase feldspar and pyroxene minerals, while diorite is coarse-grained and composed of plagioclase feldspar, amphibole, and other minerals.


Can an aquifer be composed of igneous rocks?

Yes... An arquifer can be composed of a well jointed fractured igneous rock.


What is the relationship between the rocks and minerals?

Rocks are composed of minerals. For example, granite is an igneous rock primarily made up of the minerals feldspar, quartz, and mica.