Mexican Onyx is a type of natural stone that is characterized by its beautiful swirls and colors. It is used in various applications, such as home decor, countertops, and flooring. However, there are other words that are used interchangeably with Mexican Onyx, such as travertine, marble, and alabaster. Travertine is a type of limestone that has a porous texture and is available in various colors. Marble, on the other hand, is a metamorphic rock that has a smooth texture and comes in a range of colors. Alabaster is a type of gypsum that is translucent and used in decorative items such as lamps and vases. These synonyms are often used to describe similar natural stones that have unique characteristics and uses.