THE discussion on this subject arranged by the Faraday Society excited great interest, and the collected papers contain much that is of value. Whilst most of the speakers dealt with heterogeneous ...

Figure 1: Comparison of the whole-rock chemical compositions of the Idiwhaa tonalitic gneiss with Icelandic igneous rocks and Archaean TTGs. Figure 2: Zircon phase relations and correlated zircon U–Pb ...

Scientists report on the analysis of a surprisingly Earth-like Martian rock, discovered by the Mars Science Laboratory rover Curiosity, that offers new insight into the history of Mars's interior and ...

Sedimentary rocks are made up of pieces of older rocks (igneous, metamorphic, and sedimentary) and organic remains (shells, bone, etc.). When rocks break apart from erosion they are transported by ...

A rock on Mars being studied by NASA's Curiosity rover is unlike any Martian stone ever seen, and is surprisingly similar to an unusual, but well-known, kind of rock on Earth. This type of rock is the ...

An astonishing new rock formation has been revealed in the Colorado Rockies, and it exists in a deeply perplexing relationship with older rocks. Named the Tava sandstone, this sedimentary rock forms ...

Rocks and minerals are closely related, but there are fundamental differences between the two. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works.