FOR some time the need of a text-book of general petrology in English has been acutely felt, owing to the rapid progress which the science has made in theoretical subjects and the inaccessibility ...

IN the middle of the last century much interest was shown in the problem of the genesis of igneous rocks, and especially in the manner of origin of diverse rock-types from a common stock or from a ...

The Perseverance rover came across an odd stone on Mars, the likes of which NASA said has never been seen, that people are ...

In fact, this particular rock may even be one of a kind. It was discovered by NASA's Perseverance rover exploring the Jezero ...

ISLA: That’s right. It’s also an igneous intrusive feature, just like them. The rock they’re made of is called phonolite - also called a ‘sounding stone’, it makes a metallic ...

Granite is a popular countertop option in kitchens, bathrooms, and bar areas. This is a durable igneous stone, which is formed during the process of magma that eventually cools down and crystallizes.

Find out more about available formats and browse any associated online resources. All Earth Science students need to understand the origins, environments, and basic processes that produce igneous and ...

NASA’S Perseverance Rover has found an intriguing black-and-white striped rock that the space agency says is “unlike any seen ...

NASA 's Perseverance rover has made a remarkable discovery on Mars, a rock unlike any other seen before. The unusual find, ...

Amarist Studio showcased the sculptural possibilities of the stone in its Aqua Fossil collection, which includes a coffee table with swooping, curved legs. See projects featuring alabaster › Basalt ...

The six-tonne Altar Stone had traditionally been grouped with the other, smaller, igneous bluestones, although when it arrived at Stonehenge is unclear. The bluestones are believed to have been ...