No, diamond is a mineral. Coal is an igneous rock; it can take years for coal to form.
Coal forms when dead plant material builds up and up to form peat.2. This is compacted between layers of sedimentary rock, forming a rock called lignite.3. Then this is compacted even more. Then, heat and pressure deep deep beneath the surface create anthracite, or coal.4. Coal is a metamorphic rock.
Coal forms when dead plant material builds up and up to form peat, which is the first step. This is compacted between layers of sedimentary rock, forming a rock called lignite. Then this is compacted even more. Then, heat and pressure deep deep beneath the surface create anthracite, or coal. Coal is a metamorphic rock.
rock coal
No. Coal is an organic sedimentary rock.
Coal is a form of rock. It is an organically formed sedimentary rock.
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it can be sedimentary rocks
Coal, other than the metamorphic form called anthracite, is an organic sedimentary rock.
No, diamond is a mineral. Coal is an igneous rock; it can take years for coal to form.
Coal forms when dead plant material builds up and up to form peat.2. This is compacted between layers of sedimentary rock, forming a rock called lignite.3. Then this is compacted even more. Then, heat and pressure deep deep beneath the surface create anthracite, or coal.4. Coal is a metamorphic rock.
coal.
Anthracite is a form of coal. It is hard black and shiny.
coal
Coal forms when dead plant material builds up and up to form peat, which is the first step. This is compacted between layers of sedimentary rock, forming a rock called lignite. Then this is compacted even more. Then, heat and pressure deep deep beneath the surface create anthracite, or coal. Coal is a metamorphic rock.
rock coal
coal