While the molten and partially molten material that make igneous rocks tend to wipe away the traces of ancient organisms, the temperatures and pressures producing metamorphic rocks typically ...

The extent and importance of trace fossils preserved in clastic beachrock from the southern section of the Yallahs Salt Ponds on the SE coast of Jamaica are described. The beachrock contains a seaward ...

While the rock features could be signs of past life, she said, “I think the jury is still out a little bit.” Stronger evidence for ancient fossils comes from several findings in rocks at ...

A classification of organic particles based upon their degradational state and biological origin is outlined for use in palynological analysis. The classification has been used in various forms since ...

Note: Content may be edited for style and length. Journal Reference: Grazhdankin et al. Carbonate-hosted Avalon-type fossils in arctic Siberia. Geology, 2008; 36 (10): 803 DOI: 10.1130/G24946A.1 ...