👉 Chernozem is a type of sedimentary rock that forms in the southern part of the Black Sea, near the Ukrainian-Ukrainian border. It is characterized by its reddish-brown color and high porosity, which makes it difficult to work with due to its low density and high compressibility. The name "Chernozem" comes from the Russian word "черно" (chernoy), meaning black, as it looks like a dark stone when viewed through