Realstone Hearths show off the beautiful color variation and veining of natural stone. Natural stone hearths are made of the same stone of the corresponding color panel for a seamless project solution. Carbon Hearth come in Type B and C, Type B is intended as the middle piece flanked on either side by Type C. Hearth type B is chiseled on one side and cut on the other three with a honed top. Type C is chiseled on two sides and cut on the other two with a honed top.