what is the most common naturally occurring asbestos materials
Asbestos minerals belong either to the serpentine mineral group or the amphibole. mineral group. The most common type of asbestos found in California is chrysotile, a. serpentine mineral; other types found in California include tremolite asbestos and. actinolite asbestos, which are amphibole minerals. State and federal health officials. consider all types of asbestos to be potentially hazardous.