Marble is often used in sculpture because its even COLOR allows it to be carved into complex and detailed shapes.

Heat and pressure change the sedimentary rock shale into SLATE.

Metamorphic rock can form out of other METAMORPHIC rock.

The deeper a rock is buried in the crust, the GREATER the pressure on that rock.

The metamorphic rock _____________ usually forms when limestone is subjected to heat and pressure deep beneath the surface.

Because the foliated metamorphic rock, _____________, splits easily into flat pieces, it is used for roofing material.

Any rock formed when another rock is changed by heat or _____________ is a metamorphic rock.

Geologists classify metamorphic rocks according to the _____________ of the grains making up the rocks.

Quartzite forms when the quartz particles in _____________ recrystallize.