Kimberlites are deep mantle magmas and the primary source of diamonds. Ilmenite, perovskite, rutile, titanite and spinel group minerals are commonly found in matrixes of kimberlites. Prior research ...

Scientists have uncovered a ‘lid’ that’s keeping a Yellowstone supervolcano from erupting. The shocking discovery was made by a team of geologists in an underground reservoir of magma. The Yellowstone ...