The Basics of a Ceramic Chiminea Clay is the most popular material used to make chimineas. Think of terracotta ware or red pottery. Clay is extremely durable and hard, but it is also susceptible to cracking if not handled properly. Clay is very absorbent, so it needs to be protected https://fireplaces-canada19853.blogdon.net/the-reason-why-you-re-not-succeeding-at-chiminea-fire-pit-46065252