Igneous intrusions are a type of rock feature. They form when molten rock cools below the surface of the Earth. Join Isla and Connor as they explore igneous rock landscape features at Traprain Law ...

An igneous rock has come to be regarded, more constantly than before, not merely as a mineral-aggregate, but as-the product of consolidation of a molten rock-magma; and consideration has been ...

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, ...

One of the primary mission objectives is to search for signs of ancient microbial life on Mars, and igneous rocks and ...

THE direction of remanent magnetization of igneous rocks has recently been examined in detail 1 in order to investigate the secular variation in the geomagnetic field, and its relation to the ...