In a new paper, Jordan Jensen and Alexis Ault introduce a new forensic tool designed to enhance our understanding of how ...

Geologists have long struggled to understand massive time gaps in Earth’s rock record, where millions—sometimes billions—of ...

Sedimentary rocks are formed by small rock pieces which are transported by rivers and laid down in layers. Chalk is a sedimentary rock. Metamorphic rocks are formed when another rock is under heat ...

Rock Types: Igneous, Sedimentary, and Metamorphic Rocks Explained Posted: March 12, 2025 | Last updated: March 12, 2025 This 1930s educational film explores the natural landscapes, geological ...

"The most well-known example of an unconformity is 'The Great Unconformity,' which is a major geologic boundary found throughout North America that separates ancient igneous and metamorphic rocks ...

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 ...

Petrology is the study of rocks - igneous, metamorphic, and sedimentary - and the processes that form and transform them. Mineralogy is the study of the chemistry, crystal structure and physical ...

Get Instant Summarized Text (Gist) Metamorphic proteins, known for their ability to switch shapes, may be influenced by temperature, particularly cold temperatures. This temperature dependence ...

The “quartz-monitor” research project investigates the intrinsic chemical variations of detrital monocrystalline quartz and inclusions (mineral and melt) as an innovative sediment provenance tool. The ...