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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, ...
Understanding geology is critical to studying paleontology because fossils are preserved in rock. The characteristics of the rocks that hold fossils can be as informative as the fossils themselves.
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 ...