But let’s be a bit more specific. What gives gemstones colors, or rather, what changes the way they absorb and reflect light so that they come out in so many different, striking colors?

Colors and gemstones have long been associated with energy, fortune, and personal well-being. Astrology assigns specific hues and stones to each zodiac sign, enhancing strengths and bringing balance.

One feature of compounds made with transition metals is their intense color. There are many examples in nature, including gemstones and paint pigments. Even the color of blood comes from the ...

The Winston Fancy Color Diamond Collection is coming to the Smithsonian National Museum of Natural History this April. (7News) ...