What is asbestos in vermiculite?

A mineral. According to relevant public information, it is mainly composed of silicate with high hardness, which is very common in nature. Vermiculite contains asbestos, but the distribution of asbestos in vermiculite is different because of its different shape and structure. In addition, due to the high hardness of vermiculite, it can protect asbestos well and prevent it from being destroyed by the outside world, thus achieving the purpose of protecting asbestos.