Green tourmaline is created by iron or titanium, and gem prices depend largely on the color depth. The more unusual hues, such as olive, mint or sea green, are generally more popular than clear green.

In a previous color, we’ve talked about what makes things colored — the way objects absorb, reflect, or transmit light at different wavelengths. But let’s be a bit more specific. What gives gemstones ...

Jewelers say the stone’s translucent glow, especially after polishing, has helped generate a new demand. By Ming Liu Green certainly has been the color of summer 2024, propelled by the digital ...

This gemstone is well-known for its "play-of-color," or ability to shift color. Opals often have a kaleidoscope of colors on their surface. This birthstone symbolizes purity, hope and truth.

The gemstone's red and green colors were similar to the national military colors of imperial Russia. It was initially discovered in the Ural Mountains of Russia in the 1830s.

That particular green is the color of peridot, the gem variety of the mineral olivine and August’s polarizing birthstone. A semiprecious gem, it typically sells for anywhere from $40 to $400 per ...

The colors of rubies and emeralds are so striking that they define shades of red and green – ruby red and emerald green. But have you ever wondered how they get those colors?