If the scientists could very precisely measure the proportions of lutetium and halfnium in moon rocks compared to other ...

Igneous rocks close igneous rockIgneous rocks are those which have been formed by the cooling and solidification of molten rock (magma) from underneath the earth’s crust. are formed by magma ...

Yellowstone's geothermal wonders hide an active volcanic system. Recent studies suggest the northeastern magma body could ...

This magma formed pieces of rock that swirled around Earth's orbit, and eventually formed into the Moon. Image caption, This is a zircon crystal stone - and it's key to solving the mysteries of ...

Minerals are typically formed when molten rock, or magma, cools, or by separating out of mineral-rich water, such as that in underground caverns. In general, mineral particles are small ...

The subducting plate, melting as it sinks deeper into the mantle, also provides the sulfur-rich fluids needed to form the gold-bearing magmas. As the magma rises to the surface, degassing and ...