with the goal of better understanding how chemical sedimentary rocks (e.g., carbonates, chert, iron formations) record chemical, physical, and biological paleoenvironmental conditions. Chemical ...

mechanistic understanding of sediment formation, deposition, and lithification (particularly of carbonates and other chemical sedimentary rocks); (ii) analysis of terrestrial paleoenvironmental ...

Aragonite - A mineral with the same chemical composition as calcite (i.e ... composed of rock from the Upper Ordovician period. Clastic Sedimentary Rock - Clastic sedimentary rocks are formed from the ...

Substances in river water react with minerals in rocks and cause chemical weathering Weathering ... 5 Cementation In the final process of sedimentary rock formation, some of the minerals in ...

They include banded iron formations that may have been formed ... U.K. "Graphitic carbon from chemical sedimentary rock samples has been studied in three sedimentary rock samples that are nearly ...

What FACTS ABOUT ROCKS do you know? They are abundant on earth, and yet little is known about them. These facts will increase your knowledge of the rocks.