A team at Stellenbosch University has demonstrated that fossilized dinosaur eggshells can carry their own internal clock.

An international team of geologists and paleontologists is pioneering a groundbreaking methodology to reliably determine the ...

A cave in northern Greenland shows the Arctic once thawed under mild conditions. Scientists say even small warming can ...

Found all over the world, calcite is the most stable form of calcium carbonate and is the main mineral found in limestone. We find calcite in the ocean, in shells or hard parts of marine organisms ...

A MONOCHROMATIC beam of cathode rays was directed against a cleavage face of calcite at a grazing incidence, and the diffraction pattern was obtained on the photographic plate placed behind the ...

Many marine organisms, including corals, build skeletons from calcium carbonate – in the form of calcite or aragonite. The current composition of seawater favors the formation of aragonite – but soft ...

Ancient lore has suggested that the Vikings used special crystals to find their way under less-than-sunny skies. Though none of these so-called "sunstones" have ever been found at Viking ...

Where is Calcite found in Minecraft? Currently, the only way players can obtain Calcite in Minecraft is to find a geode inside an underground cave system. These geodes contain amethyst crystals inside ...