The Rock Cycle is Earth's great recycling process where igneous, metamorphic, and sedimentary rocks can all be derived from and form one another. Analogous to recycling a Coke can, where an old ...

Yooperlites are a variety of sodalite-rich syenite found in the Upper Peninsula of Michigan.

Igneous rocks — which form as magma solidifies either deep within Earth or at the ... is a type of rock composed of crystals of water. In 2014, scientists proposed naming a new type of rock ...

Granite, an igneous rock, makes up most of the continents on Earth. ... Sedimentary – Rocks that are made up of tiny broken pieces of other rocks, crystals or minerals. Sandstone, chalk, ...

Curious Kids is a series for children of all ages. If you have a question you’d like an expert to answer, send it to [email protected]. Why don’t rocks burn? – Luke, age 4, New Market, ...

A half century later, crystals of the mineral zircon inside a coarse-grained igneous rock fragment collected by Schmitt are giving scientists a deeper understanding about the moon's formation and ...

Sodalite forms in igneous rocks that crystallized from sodium-rich, silica-poor magmas. That’s how it got its name—soda + lithos, or “sodium stone," according to Rock Your World gem & art ...