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Is coal metamorphic?
Most coal is sedimentary, but anthracite is bituminous coal that has undergone metamorphosis to become a metamorphic rock.
Is bituminous coal igneous sedimentary or metamorphic?
Bituminous coal is sedimentary! Bituminous coal is sedimentary!
Is the Twelve Apostles sedimentary rock metamorphic rock or igneous rock?
The Twelve Apostles are limestone sea stacks composed of sedimentary rock. They were formed over millions of years through the accumulation and compaction of marine sediment.
Which type of rock takes millions of years to form?
Sedimentary rocks. Igneous and metamorphic rocks take hundreds mostly. However, this does apply to all sedimentary rocks, due to the lengthly processes they go through.
Where rocks came from?
Molten magma cooled to become igneous rocks. Igneous rock eroded to become sediment which washed down into lakes and seas, became compacted and formed sedimentary rocks. Tectonic plate movements created mountain ranges which buried igneous and sedimentary rocks deeply to form metamorphic rocks.
Is coal metamorphic?
Most coal is sedimentary, but anthracite is bituminous coal that has undergone metamorphosis to become a metamorphic rock.
Sedimentary rock becomes metamorphic rock after millions of years True or False?
It must be false, because the statement in question is not valid all the time. Sedimentary rock might become metamorphic rock after millions of years, but it might take less time, more time, or not happen at all.
Is bituminous coal igneous sedimentary or metamorphic?
Bituminous coal is sedimentary! Bituminous coal is sedimentary!
How long does it take for a metamorphic rock to change into a sedimentary rock?
The transformation of a metamorphic rock into a sedimentary rock occurs over millions of years through processes like weathering, erosion, and deposition. Initially, the metamorphic rock is broken down into smaller particles by weathering, which are then transported and deposited in layers. Over time, these layers become compacted and cemented, forming sedimentary rock. The entire process can take anywhere from several thousand to millions of years, depending on environmental conditions.
How does the sedimentary rock become a sedimentary rock?
Layers of sediment are pressed under the earth for thousands and millions of years, and solidify into rock.
Is the Twelve Apostles sedimentary rock metamorphic rock or igneous rock?
The Twelve Apostles are limestone sea stacks composed of sedimentary rock. They were formed over millions of years through the accumulation and compaction of marine sediment.
What rocks change into metamorphic rocks?
Any type of rock can become metamorphic.
Is the rock of Gibraltar igneous sedimentary or metamorphic?
The Rock of Gibraltar is primarily composed of limestone, which is a sedimentary rock. This limestone was formed from the accumulation of marine organisms and sediment over millions of years. Additionally, there are some areas of the Rock that feature other geological formations, including dolostone and some metamorphic rocks, but the dominant type is sedimentary.
What rocks change from one type to another over millions of years?
Sedimentary rocks can change into metamorphic rocks through heat and pressure over millions of years. Metamorphic rocks can then undergo further changes to become igneous rocks through melting and solidification. This rock cycle is a continuous process that occurs over vast timescales.
What rock group does coal belong to?
Anthracite coal is considered metamorphic. All other types are sedimentary.
What take millions of years to form?
Metamorphic
How are sedimentary and metamorphic rocks similar and different?
They are both rocks. Sedimentary can contain metamorphic rocks. and vice versa.
