This semi-precious layered rock which is mainly composed of calcite or aragonite. Onyx is available in the shades of white, yellow, brown, green and even black colors. Due to its fine-grained and cohesive structure, it can be polished to a mirror shine. Noteworthy is its translucent property which, if used for decorative purposes, will influence the aesthetics of the interior. The most common use of this stone is in dividers, wall coverings, furniture, decorative elements, fireplaces, bathroom countertops and sinks. It is an expensive stone, and it is classified as a luxury finish that perfectly highlights the high class of a design. Onyx is not recommended to be used on floors or kitchen countertops.