These formed from molten lava deep within the sedimentary rocks, cooling slowly to produce hard, blocky rock with large crystals.

Observations from these experiments indicate that as a melt cools, it will produce derivative magmas and igneous rock.

The choral music program produces a pop concert each year, a revue of pop, rock, country, and Broadway music from all periods.

Matt Malpass is known for producing pop, rock, and indie music.

The idea of icy volcanism may seem strange because Earth's volcanoes produce hot molten rock.

The village is known within the state for its dolomitic limestone quarry, which produces rock.

He also produced small rock and hip-hop projects on his own, including demos for a then-unknown Cypress Hill.

By 1996, Todd had begun to produce rock & roll.

For the whole 1980s, Pave has produced Finnish rock and pop music on his solo records.

He has produced pop, rock, hip-hop, and R&B music.