One of the most popular products for tourists in Cappadocia is jewelry made of onyx stone. Many souvenirs such as ashtrays, candle holders, candlesticks, vases, keyrings, and chess sets are produced in Cappadocia. It is possible to find high-quality souvenirs made of onyx stone in every city in the region.
The onyx stone is usually a black stone, but there are also onyx stones that are brown, pink, red and green.
Onyx stone, also called veined agate stone, is a kind of quartz element. The colors of the layers are highly variable and can be in many different colors, from white to black.
Although it resembles marble in external appearance, it differs from marble in terms of light transmission. The onyx stone is translucent and transmits light, while the marble is completely impermeable. Onyx stone is found in much deeper layers while marble is obtained from layers close to the earth.
The value of the onyx stone varies depending on its color. The black ones are the least valuable ones. After black color comes white, gray, brown and yellow in order of value. The most valuable onyx stones are the green ones.