The formations have drawn comparisons to Martian blueberries, a type of small, spherical rock formation first discovered by ...

5 Cementation In the final process of sedimentary rock formation, some of the minerals in the sediment harden and form a kind of cement which sticks the grains of the rock together. This is a ...

NASA's Perseverance rover has discovered a strange object, resembling a cluster of spider eggs, on Mars, sparking intrigue ...

( If successfully implemented, our field protocol for preparation and optical microscopy of rock samples will help to ...

Visitors to the Museum can touch the wavy surface of the banded iron formation The waves of colourful rock within the specimen are made up of black and red bands of iron oxide (mostly haematite and ...

I am a chemical sedimentologist: I study how and why chemical sediments form and lithify, with the goal of better understanding how chemical sedimentary rocks (e.g., carbonates, chert, iron formations ...

This is a beginner's guide to identifying UK rock types. The guide has two main sections: background information on the structure and forces affecting the Earth in relation to rock formation a more ...