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 ...

Your Artstor image groups were copied to Workspace. The Artstor website will be retired on Aug 1st. The Journal of Geology Vol. 26, No. 5, Jul. - Aug., 1918 Internal Structures of Igneous Rocks; Th ...

Rare earth deposits are typically associated with a type of igneous rock called carbonatite. Packed full of calcium, these rocks are unlike other magmas because their chemistry is rich in CO2 and rare ...

(RFI), an emerging upstream company in the basalt fibre industry based in Houston, Texas, has formed a joint venture with ...