Outcrops in the Thurston Island area of West Antarctica consist primarily of plutonic rocks that range in composition from gabbro to granite and yield isotopic dates from 347 to 97 Ma. They intrude ...

Scientists on NASA's Perseverance mission made a surprising discovery about the composition of rock in Jezero Crater, one that will help them get a better idea of when water existed on Mars, and ...

New findings from NASA's Perseverance rover have revealed evidence of wave-formed beaches and rocks altered by subsurface ...

The rover collected exciting rock samples on the first leg of its epic journey. Next, it will turn towards an ancient river delta to look for past life. Instead, Perseverance has spent the year ...

These rocks really shouldn't be there. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. The surprising discovery of volcanic, "igneous," rocks by ...

THE closing years of the nineteenth century witnessed a revival of interest in the petrology of gneous rocks, which must be regarded as marking an important stage in the development of that subject.

Rare rocks buried deep in central Australia have revealed how a valuable niobium deposit formed during the breakup of an ...

The Journal of Geology, Vol. 46, No. 3, Part 2 (Apr. - May, 1938), pp. 505-520 (16 pages) A modified variation diagram for plotting groups of chemical analyses of ...

WASHINGTON, Aug 25 (Reuters) - Core samples drilled by NASA's Perseverance rover on the Martian surface are revealing the geology of a gaping crater scientists suspect may have harbored microbial life ...

In my last column, I wrote about the locations where you can find igneous rocks that were formed from lava. The metarhyolite and metabasalt described in the column are known as extrusive rocks, those ...

The city’s architecture travels through time and continents, incorporating everything from slabs of the Italian Alps to meteorites that hit southern Africa 2bn years ago ...