Granite is an intrusive igneous rock with large grains (minerals) easily seen by the naked eye. Granite colors are most commonly pink, white, variations of grey and black. However, it's important ...

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

Few things in space are simply black and white — but this bizarre ... movement and cooling of magma and lava may have created the rock’s stripes, as igneous rocks form when hot, molten rock ...

Dubbed "Skull Hill," the jet-black outcrop is so bizarre and out ... the possibility that Skull Hill could be a chunk of igneous rock, formed from cooling magma and potentially ejected by an ...

This picture shows a very famous outcrop where nearly horizontal black and white layers are observed. The BIC made of layers of igneous rock in a basin shape, formed over a period of about 1 ...

There are three main types of rock: igneous rock, metamorphic rock, and sedimentary rock. Almost all fossils are preserved in sedimentary rock. Organisms that live in topographically low places (such ...

is supplied from igneous rock from Russia, South Africa, Brazil, and Finland. These igneous phosphate deposits are mostly from the Khibiny Alkalic Igneous Complex (Notholt, 1979) and the Kovdor ...