Asbestos

Asbestos in Vermiculite

2016-12-29T15:56:03+00:00

Even though vermiculite by itself is harmless,the deposit in Libby, Montana, just across the border from British Columbia, was naturally contaminated with tremolite... an extremely carcinogenic form of asbestos. The Libby mine was once the most important source of vermiculite in the world. But the mine has been closed since 1990. The site has been [...]

Asbestos in Vermiculite 2016-12-29T15:56:03+00:00