They take what was once a rock and change it into a new rock! A colorful example of Slate, a metamorphic rock used as the building source for Duke University.

metamorphic, and sedimentary rocks can all be derived from and form one another. Analogous to recycling a Coke can, where an old can will be used to produce a new can, the rock cycle is ever ...

Marble is a metamorphic rock, it is highly decorative and used for statues. Igneous rocks are formed from molten (liquid) rock that has cooled and solidified. The inside of the Earth is so hot ...

There's a whole mountain of this stuff, the Yellow Aster gneiss. It's metamorphic. Metamorphic rocks used to be a different kind of rock originally. It's all these swirls, all these quartz veins.

The type of rock used for this purpose varies ... There are three basic rock types: igneous, metamorphic, and sedimentary. An igneous rock results from the solidification of molten material ...

Gneiss is a metamorphic rock composed of bands and lenses of various ... as an outstanding example of how U-Pb zircon data can be used to unravel complex Archean histories from a single sample ...