Crystal chemistry and mineralogy are interlinked disciplines that explore the intricate relationships between atomic structure, chemical bonding and the resulting physical properties of naturally ...

Titanium silicate minerals encompass a diverse class of compounds in which titanium occupies coordination environments that can functionally substitute for silicon in the silicate framework. The ...

These crystals are all made of the same stuff, but their color changes slowly from blue to orange as they release acid.

A big picture window that turns opaque at the flick of a switch, giving those inside instant shade and absolute privacy. A wall clock, no thicker than a pane of safety glass, that flashes the hour ...

The people at the Smithsonian Institution National Museum of Natural History were nice enough to give a couple members of the Chemistry in Pictures team a behind-the-scenes look at their mineral ...

Going back through time, cultures around the world—from ancient Sumer to Indus Valley, China, and South America—have believed crystals could evoke a kind of sorcery, conjure change, and heal disease.