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Marble metamorphic rocks pictures.
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Non foliated metamorphic rocks such as hornfels marble quartzite and novaculite do not have a layered or banded appearance.
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Marble is a metamorphic rock that forms when limestone is subjected to the heat and pressure of metamorphism.
The preexisting rocks may be igneous sedimentary or other metamorphic rocks.
The color of marble can range from the purest white to black ranging through the warmer colors in between depending on the other mineral impurities.
Foliated metamorphic rocks such as gneiss phyllite schist and slate have a layered or banded appearance that is produced by exposure to heat and directed pressure.
Pictures and brief descriptions of some common types.
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Foliated means the parallel arrangement of certain mineral grains that gives the rock a striped appearance.
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Common metamorphic rocks include phyllite schist gneiss quartzite and marble.
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Like other metamorphic rocks marble has no fossils and any layering that appears in it probably does not correspond to the original bedding of the precursor limestone.