Cách sử dụng
Porphyry is a type of stone that can be used for building or decoration. It is often a reddish-purple color and has speckles or flecks of other colors, like white or black. It is commonly found in ancient architecture and monuments, such as cathedrals or statues. The word "porphyry" can also be used to describe the color of something that resembles this type of stone.