2025-01-14
Vermiculite is a natural, inorganic, non-toxic mineral that expands under high temperature.
Vermiculite is a natural, inorganic, non-toxic mineral that expands under high temperature. It is a relatively rare mineral, belonging to the silicate group. Its crystal structure is monoclinic crystal system, and its appearance is similar to mica. Vermiculite is produced by the hydration of certain granite.