Metamorphic rock

A rock derived from pre-existing rocks by mineralogical, chemical, and/or structural changes, essentially in the solid state, in response to marked changes in temperature, pressure, shearing stress, and chemical environment, generally at depth in the earth's crust.
Subtopics:
Amphibolite (1 items)
Gneiss (3 items)
Phyllite (1 items)
Schist (3 items)
Serpentinite (3 items)
Skarn (1 items)
Related topics:
(none)