Mineral wool is a general name for all the insulation wool that are made from natural minerals, such as basalt, quartzite, coal gangue or slag,  that are melted and spun into fibers. Glass wool, rock wool,  ceramic wool, all can be called as mineral wool.  Rock wool is the most famous mineral wool. When people talk about mineral wool, he’s 90% likely to mean rock wool. When a project refers to mineral wool, it’s most propally designed to use rock wool.