A common mineral, α-alumina, found abundantly in Earth's crust, may have played a critical role in initiating the chemical ...

it is useful to review the mineralogical composition of common rocks that make up the soil parent material (Table 1). Primary minerals form at elevated temperatures from cooling magma during the ...

The Science Education Center houses thousands of rock and mineral samples in what is known as "The Rock & Mineral Room." The entire collection can be viewed by clicking on each of the virtual drawers ...

Rare earths, on the other hand, have narrower supply chains and are often more difficult to extract, requiring more ...

"These are termed the common rock-forming minerals and include feldspar, olivine, pyroxene, mica, quartz and amphibole." Igneous rocks may be subjected to high heat and pressure, or exposed to ...

All rocks are made of one or more minerals. Minerals are solid, naturally occurring substances with well-defined crystal ...

In a new paper, Jordan Jensen and Alexis Ault introduce a new forensic tool designed to enhance our understanding of how unconformities form. Iron oxide minerals are found in rocks around the world.

They heated calcium oxide (a common material in cement production) with magnesium silicates in a furnace. This caused the ...