Onyx is a type of banded chalcedony, a variety of agate. Also known as striped marble or layered marble, it is prized as a decorative material. This vase allows you to enjoy the different patterns depending on the viewing angle. Height: 30cm Diameter: 13cm Aperture: 6.5cm Depth: 19cm Weight: 5.6kg There are two chips on the rim, two chips on the bottom edge, and one crack. The lines that look like cracks other than those are patterns and not cracks.