answersLogoWhite

0

Gabbro is an intrusive rock, which means it formed underground. Basalt is an extrusive rock, which means it formed above ground .

User Avatar

Wiki User

11y ago

What else can I help you with?

Continue Learning about Earth Science

In what way is gabbro different from basalt?

Gabbro and basalt are both igneous rocks, but gabbro is a coarse-grained rock formed from slow cooling magma deep underground, while basalt is a fine-grained rock formed from rapid cooling lava on the Earth's surface. Gabbro typically contains more mafic minerals like pyroxene and olivine compared to basalt.


Where is basalt and gabbro formed?

Basalt is formed from volcanic lava flows that cool quickly on the Earth's surface, while gabbro is formed from the slow cooling of magma deep underground. Both rocks contain similar mineral compositions, with basalt having fine-grained crystals and gabbro having coarse-grained crystals.


How does a basalt differ from gabbro?

Basalt is a fine-grained volcanic rock, usually dark in color, while gabbro is a coarse-grained intrusive rock that is also dark in color. Basalt tends to cool and solidify quickly on the Earth's surface, resulting in a fine-grained texture, whereas gabbro cools slowly beneath the surface, allowing larger mineral crystals to form.


What is the relationship between basalt gabbro and obsidian?

Basalt and gabbro are both igneous rocks that form from the cooling and solidification of magma. Basalt is fine-grained and forms from lava flows on the Earth's surface, while gabbro is coarse-grained and forms from magma that cools beneath the surface. Obsidian is a volcanic glass that forms when lava with a high silica content cools rapidly, without time for crystal growth, resulting in a smooth, glassy texture.


Which igneous rock has the same chemical composition as basalt but a different grain size?

Gabbro has the same chemical composition as basalt (both are mafic rocks) but differs in grain size. Basalt has fine-grained crystals due to rapid cooling at the Earth's surface, while gabbro has coarse-grained crystals as it cools slowly beneath the surface.

Related Questions

In what way is gabbro different from basalt?

Gabbro and basalt are both igneous rocks, but gabbro is a coarse-grained rock formed from slow cooling magma deep underground, while basalt is a fine-grained rock formed from rapid cooling lava on the Earth's surface. Gabbro typically contains more mafic minerals like pyroxene and olivine compared to basalt.


Where is basalt and gabbro formed?

Basalt is formed from volcanic lava flows that cool quickly on the Earth's surface, while gabbro is formed from the slow cooling of magma deep underground. Both rocks contain similar mineral compositions, with basalt having fine-grained crystals and gabbro having coarse-grained crystals.


How does a basalt differ from gabbro?

Basalt is a fine-grained volcanic rock, usually dark in color, while gabbro is a coarse-grained intrusive rock that is also dark in color. Basalt tends to cool and solidify quickly on the Earth's surface, resulting in a fine-grained texture, whereas gabbro cools slowly beneath the surface, allowing larger mineral crystals to form.


What is the relationship between basalt gabbro and obsidian?

Basalt and gabbro are both igneous rocks that form from the cooling and solidification of magma. Basalt is fine-grained and forms from lava flows on the Earth's surface, while gabbro is coarse-grained and forms from magma that cools beneath the surface. Obsidian is a volcanic glass that forms when lava with a high silica content cools rapidly, without time for crystal growth, resulting in a smooth, glassy texture.


What is the fine grained equivalent of gabbro?

The fine-grained equivalent of gabbro is basalt. Basalt is an igneous rock that forms from the rapid cooling of lava on the Earth's surface, resulting in smaller mineral crystals compared to gabbro.


Which igneous rock has the same chemical composition as basalt but a different grain size?

Gabbro has the same chemical composition as basalt (both are mafic rocks) but differs in grain size. Basalt has fine-grained crystals due to rapid cooling at the Earth's surface, while gabbro has coarse-grained crystals as it cools slowly beneath the surface.


How is basalt different from gabbro?

Basalt and gabbro are both igneous rocks, with major differences in grain size and where they form. Basalt has fine-grained crystals and forms from lava flows on the Earth's surface, while gabbro has coarse-grained crystals and forms from magma cooling beneath the Earth's surface.


Which minerals are found in the igneous rocks gabbro and basalt?

Gabbro and basalt are both mafic igneous rocks and contain minerals such as pyroxene, plagioclase feldspar, and olivine. Gabbro typically has a coarser grain size compared to basalt, which has a fine-grained texture due to its rapid cooling at the Earth's surface.


What is four mafic igneous rocks?

Four mafic igneous rocks include basalt, gabbro, diabase, and scoria. Basalt is a fine-grained volcanic rock, while gabbro is its coarse-grained counterpart formed deep within the Earth. Diabase, also known as dolerite, has an intermediate texture between basalt and gabbro. Scoria is a vesicular volcanic rock that is typically formed from lava with a high gas content.


What is the main difference between gabbro and basalt?

is plutonic (meaning it is formed slowly deep within the earth) while basaltis volcanic (meaning it has been transported to or near the surface)same composition, gabbro would be more likely to exhibit crystalline growth while basalt would be more fine grained to aphanitic


Do Granite and Gabbro have the same chemical composition?

No. Gabbro is a mafic rock (magnesium and iron silicates) while granite is a felsic rock (referring to lighter elements such as potassium in feldspar). Felsic rock contains fewer heavy elements than mafic rocks. The chemical equivalent to gabbro is basalt, as both are mainly pyroxene and plagioclase feldspar. The difference is that gabbro is intrusive rock and basalt is extrusive.


What is a dark coarse-grained intrusive igneous rock similar to basalt in mineral make up called?

The answer is Gabbro.