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Photographic gallery.  Thousands of particles under the microscope.

Erionite

Erionite has been implicated as a cause of mesothelioma. It is unclear weither this is due to fibrous, prismatic, or both forms of the mineral. The evidence to date is based on a study in Turkey. Those findings have not been supported by other areas where erionite is found, such as North Dakota and Oregon in the United States.

Erionite, Drain, Oregon Erionite Erionite