Oklo Natural Nuclear Reactor Gabon Francevillite xls [1985]

The famous Oklo mine has 16 sites and is located in Gabon, Africa. The mines are the location for an autonomous, all-natural nuclear fission reactor that dates back about 1.7 bya. The natural atomic fission reactions ran for hundreds of thousands of years. It could have reached criticality with the neutron moderator being natural water and the unique geological layering of the deposits in the region.

Specimen Minerals: Francevillite xls

Overall size: 32mm L X 22mm W X 14mm D.

Locality: Haut-Ogooué (Oklo)/ Gabon

Ships in a protective case with tag, tag stand, information, and Certificate of Authenticity. Display stand and photo cube not included.

Note: Due to the small size of the specimen, the radioactivity is medium. As with ANY mineral specimen, handle with care and wash your hands after handling. Do not inhale the dust.

This specimen makes a highly unique addition to any serious geological collection. In addition, this site's location and history is definitely a one-of-a-kind for our planet!