Onyx, which is in the quartz group, consists of crystals that are too small to be seen with the eye. Onyx stone contains a lot of minerals in it and Onyx, which is formed as a result of the petrification of fossils with heat and pressure under the ground for centuries, is an agate stone with a rounded layer of silicon minerals, its internal structure is fibrous and moire. Onyx stone, which is accepted as a semi-precious stone in the stone sector, is a natural stone with many layers in different colors. Onyx, also known as the stone of separation and stone of luck, is mainly used in jewelry, accessories and ornaments because it is as bright as glass and resembles sardonyx and marble. It is also preferred in different designs and projects because these stones on a dark background give more light and this contrast makes the stones look more attractive.

Onyx stone is often used in accessories and jewelry because it is as shiny as glass, it can be processed, it is aesthetic and elegant, and it resembles marble. It is also known as the stone of separation, the stone of luck and the stone of courage.

Although onyx is predominantly known in black, it can also be found in red, green and blue tones. It is a material with a wide variety of products especially for people who want to make home decoration with natural stones. Onyx stone has various color combinations due to its structure. Among these, the known and prominent varieties are as follows; Honey Onyx, Rainbow Onyx, Tiger Onyx, White Onyx.