Using crystals for their spiritual and healing properties is a fun way to connect with the earth’s energy. But it can be daunting to figure out the spiritual meaning of crystals when there are ...

One of Earth's most abundant minerals, calcite is a major component of limestone and marble. It is also the most stable of ...

These can affect its color, giving it a range of hues, including blue, green, red, lavender, black, orange, and even yellow. Calcite can be transparent, translucent or opaque. Renee Birchall is a ...

Here we use Bragg coherent diffraction imaging to investigate a contrasting system, the epitaxial growth of calcite (CaCO 3) crystals on organic self-assembled monolayers, where these are widely ...

The fossilized, spherical eggs belong to a previously unknown dinosaur species and were found packed with calcite crystals. They were unearthed in the Qianshan Basin in East China's Anhui province.

Before the invention of the magnetic compass, navigating with a sundial would have been difficult, particularly on overcast days. Ancient Viking lore suggests that they had a magical tool to find ...