The Pagoda Rock is excellent for almost any type of aquarium, and works well in both fresh and saltwater aquariums. These Pagoda Rocks are dark brown rock with spots of lighter tans and browns that gives a natural look to your aquarium. It features multiple deep ridges that are parallel to each other. Its layering effect gives the Pagoda Rock an ?old? effect. It is very heavy, durable rock that is perfect for creatures that like to "rearrange" the tank they live in. The Pagoda Rock captivates any onlooker with its unusual morphology. It is best suitable for planted aquariums. The Pagoda Rock is easy to scrape that ensures trouble-free cleaning and looks terrific in planted aquarium. Since the Pagoda Rock is a type of limestone, its presence may affect your water parameters a little by raising both the hardness and pH of the water. The Pagoda Rock gives a better and neat look to your aquarium. Make sure to boil it first before adding it to the tank to avoid any unnecessary contaminants in the aquarium.