The magma cools down and solidifies, leaving behind a mound of rock, like Traprain Law. Igneous intrusions can be found all around Scotland, not just in Edinburgh and Lothian. Some other examples ...

The youngest layers are found at the top. Reading the layers is complicated ... but enough rock has been produced over time to tell us a lot about the history of our planet. Igneous rock is formed by ...

The composition of the magma, including the amount of silica and the presence of various gases, also influences the types of minerals and textures found in the resulting igneous rocks. Thundereggs ...

The rock comes from the Bushveld Igneous Complex in northeastern South Africa, according to the team’s Oct. 2 announcement. The unique geological formation came into existence 2 billion years ...

The rocks where the microorganisms were found were brought back from South ... project conducting scientific drilling at the Bushveld Igneous Complex in northeastern South Africa.