Asbestos Information Asbestos is a naturally occurring mineral fiber that can be found in rock or soil.  Asbestos is was mined in the United States for much of the 20th Century.  Asbestos is no longer mined in the United States but it is still mined in other countries like Russia, China, and Canada.  One of the most famous used of the mineral fiber was document in cases involving vermiculite used … Continue Reading