0
What else can I help you with?
Is pyroxene an igneous rock?
No, pyroxene is not an igneous rock; it is a mineral commonly found in igneous rocks. Pyroxene is a group of silicate minerals that are typically characterized by their crystalline structure and high-temperature stability. They are often present in rocks such as basalt and gabbro, contributing to their mineral composition.
Is granite the same mineral as quartz?
The most abundant minerals in granite are potassium feldspar, plagioclase feldspar, and quartz; with differing amounts of muscovite, biotite, and hornblende-type amphiboles. The most abundant minerals in basalt are amphibole and pyroxene, sometimes plagioclase, feldspathoids, and/or olivine. In other words, no.
Is granite an intrusive rock?
Granite is an intrusive igneous rock.
What family is intrusive rock in?
Igneous
Which one has large grains between intrusive and extrusive igneous rocks?
intrusive
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.
Which intrusive igneous rock could be composed of 60 percent pyroxene 25 percent plagioclase feldspar 10 percent olivine and 5 percent amphibole?
This intrusive igneous rock could be a gabbro. Gabbros are composed mainly of pyroxene and plagioclase feldspar, with lesser amounts of olivine and amphibole. This composition suggests a mafic rock with dark minerals dominating.
What is the difference between gabbro and basalt?
Gabbro is a coarse-grained, intrusive igneous rock composed mainly of calcium-rich plagioclase feldspar, pyroxene, and sometimes olivine. Basalt, on the other hand, is a fine-grained, extrusive igneous rock composed mainly of plagioclase feldspar and pyroxene. Basalt is typically found on the Earth's surface, while gabbro is usually found beneath the surface as intrusive rock formations.
Is gabbro a phaneritic rock?
Yes, Gabbro is a phaneritic igneous rock.
Is diorite intrusive or extrusive?
Diorite is an intrusive igneous rock, formed from the cooling and solidification of magma beneath the Earth's surface. It contains a mix of minerals such as plagioclase feldspar, biotite, hornblende, and pyroxene.
What are some examples of mafic intrusive igneous rocks?
Examples of mafic intrusive igneous rocks include gabbro, diabase, and dolerite. These rocks are typically dark in color and are composed predominantly of minerals such as pyroxene and plagioclase feldspar. Mafic rocks form from magma that is rich in iron and magnesium, with low silica content.
What is an adamellite?
An adamellite is another word for a monzonite, a form of intrusive igneous rock composed mostly of plagioclase and orthoclase.
Which igneous rock is dark colored cooled rapidly on earths surface and is composed mainly of plagioclase feldspar olivine and pyroxene?
scoria
What is diorite?
Diorite is an intrusive igneous rock mostly composed of plagioclase feldspar, biotite mica, hornblende, and/or pyroxene. It mostly appears as gray in color, or whitish with black specs--a salt and pepper look. It may contain small amounts of quartz.
Is gabbro intrusive or extrusive?
Gabbro is a type of intrusive igneous rock that forms beneath Earth's surface from the slow cooling of magma. It is composed mainly of pyroxene, plagioclase feldspar, and minor amounts of olivine and amphibole. Its coarse-grained texture is a result of the slow cooling process.
What type of rock is gabbro?
Oh, dude, gabbro is an intrusive igneous rock that's made up of mainly mafic minerals like pyroxene and plagioclase feldspar. It's like the cool, laid-back cousin of basalt, formed from magma that cools slowly beneath the Earth's surface. So yeah, gabbro is basically the rock that's chillin' underground, doing its thing.
Is gabbro a foliated or nonfoliated rock?
Gabbro is a nonfoliated rock, meaning it does not have a layered structure like foliated rocks such as slate or schist. Gabbro is a coarse-grained, intrusive igneous rock composed mainly of pyroxene, plagioclase feldspar, and sometimes olivine.
