Des spères qui
dateraient de 2,8 à 3 millions d'années. Que sont-elles
? A complete mystery according to Roelf Marx curator of the South African Klerksdorp Museum, as the one he has on exibit rotates on its own, as at the bottom of the graph,locked in a display case, free of outside vibrations. |
The manufactured metallic spheroids have been mined out of a layer of pyrophyllite rock and geologically and by the various radio-isotope dating techniques are shown as being 2.8 - 3 billion years old, long before man, as shown |
They also baffled NASA, according to info from the Museum. |