What is what color is onyx?

Onyx is a variety of chalcedony, which is a form of <a href="https://www.wikiwhat.page/kavramlar/silica">silica</a>. The most common and well-known type of onyx is black onyx.

However, onyx isn't always black. It can occur in a wide range of colors, including:

• Black: The most popular color.
• White: Often found in banded onyx.
• Brown: Can occur as a solid color or in bands.
• Red: Sometimes referred to as carnelian onyx.
• Gray: Another common color.
• Banded: Onyx is frequently found in banded forms, where layers of different colors alternate. These bands often include white, black, brown, and other colors. This type is also called <a href="https://www.wikiwhat.page/kavramlar/agate">agate</a> onyx.

Therefore, while many people associate onyx with the color black, it's important to remember that this gemstone can come in various colors and patterns. The specific color of a piece of onyx depends on the minerals and impurities present during its formation.