The characteristics of the rocks that hold fossils can be as informative as the fossils themselves. There are three main types of rock: igneous rock, metamorphic rock, and sedimentary rock. Almost all ...

Sedimentary rocks close sedimentary rockSedimentary rocks are those which have been formed due to sediments that have built up over a long period of time, usually under water. are formed from ...

"Our study focuses on chemical sedimentary rocks found in the Saglek-Hebron ... but rather suggesting abiotic characteristics. This prompts us to reconsider the processes responsible for isotopic ...