Metamorphic Rock Sedimentary or igneous rock, which has undergone a change as a result of pressure, heat or chemical, making combinations of colors that, are twisted and curved to form interesting patterns.
(igneous rock; has undergone; a change; as a result of pressure, heat or chemical) (colors; are; twisted and curved)
igneous rock colors
has undergone are
a change as a result of pressure, heat or chemical
twisted and curved