What does black mold look like. Black toxic mold looks black or dark green. When black toxic mold is growing it has a distinctive shiny, slimy looking surface. However if black toxic mold dries out it can turn gray and powdery looking.
There are other molds which look similar to black toxic mold and so the only way to confirm whether a mold colony is definitely black toxic mold is to have an expert check it under a microscope. This video is showing how black mold look like