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Geologists classify rocks by where they are formed; above ground or under ground
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what are igneous rock classified based upon?
Igneous rocks can be classified by their method of formation and by their mineralogy.
How is a rock from cooling lava classified?
A rock formed from cooling lava is classified as an igneous rock. Igneous rocks are formed from the cooling and solidification of magma/lava. They can be further classified based on their mineral composition, texture, and formation process.
A rock that forms cooling lava is classified as an?
An extrusive igneous rock.
What is igneous rock?
Igneous rock is one of the three main rock types based on the method of its formation. It is also referred to as plutonic or volcanic rock depending on where it formed. In a nutshell, to be classified as igneous, a rock must have crystallized and solidified from molten rock (magma) either below ground (intrusive igneous rock) or at or near the surface (extrusive igneous rock).
Is Cinnabar a igneous rock?
No, cinnabar is not an igneous rock. It is a mineral mainly composed of mercury sulfide. It is typically found in hydrothermal veins and is associated with volcanic activity, but it is not classified as an igneous rock.
What rocks are classified as?
Mantle rock is classified as ultramafic igneous rock.
How is pumice classified?
Pumice is classified as a felsic, glassy, highly vesicular, extrusive igneous rock.
WHAT ARE Mantle rocks classified as?
Mantle rock is classified as ultramafic igneous rock.
what are igneous rock classified based upon?
Igneous rocks can be classified by their method of formation and by their mineralogy.
Can sandstone be classified as an igneous rock?
No, sandstone is a sedimentary rock.
How is a rock from cooling lava classified?
A rock formed from cooling lava is classified as an igneous rock. Igneous rocks are formed from the cooling and solidification of magma/lava. They can be further classified based on their mineral composition, texture, and formation process.
Which of Slate Granite Shale or Pumice is classified as a sedimentary rock?
Slate, granite, and shale are classified as metamorphic or igneous rocks, while pumice is classified as an igneous rock. Sedimentary rocks are formed through the deposition and solidification of sediment.
A rock that forms from cooling lava is classified as an?
An extrusive igneous rock.
What is rock type?
Granite is classified as an intrusive, felsic, igneous rock.
A rock that forms cooling lava is classified as an?
An extrusive igneous rock.
How are igneous rocks that have high levels of quartz classified?
A rock is considered igneous if it formed directly from the cooling of molten rock.
What is same between basaltic and andesitic rock?
Both are classified as igneous rock.
