David Bressan is a geologist who covers curiosities about Earth. Rocks and minerals contribute essential raw materials for any civilization, and in a technological society minerals (and the rare ...

In general, mineral particles are small, having formed within confined areas such as lava flows or between grains of sediments. Large crystals found in geodes and other rocks are relatively rare.

Hubbard, who first joined the USGS as a postdoc, is part of the agency’s Earth Mapping Resource Initiative (Earth MRI).

The building blocks for life, including salts, organic matter and amino acids have been found in samples returned to Earth ...

Rivers began pumping weathered material into the sea about a billion years after Earth formed, suggesting continents may have gotten an early start.

RICHMOND, Va. (WRIC) — In honor of National “Collect Rocks” Day, here’s a look at the wide variety of minerals — such as ...

Scientists have detected organic compounds and minerals necessary for life in the samples collected by the OSIRIS-REx mission ...

Many people think that because rocks are usually hard and have lasted millions ... did an amazing job searching our extensive collection to find the best selection of minerals to fit the theme, be big ...

Visit the "Fluorescent Mineral Capital of the World" at this mining museum in New Jersey, filled with glow-in-the-dark rocks ...