The Basics of a Ceramic Chiminea Clay is the most commonly used material used in the making of chimineas. Think of terra cotta pots, or those red pottery ones. Clay is very strong and hard but can crack if not handled properly. The clay in a chiminea is extremely absorbent https://fireplace13444.onesmablog.com/chiminea-fire-pit-what-s-the-only-thing-nobody-is-talking-about-70238438