The Wonderstone spheres. One of the Wonderstone (Ottosdal or Klerksdorp) spheres In the Wonderstone Mines at Ottosdal (West Transvaal, South Africa), hundreds of metallic spheres have been found over several decades in pyrophillite (or wonderstone) deposits of Precambrian date, some 2.8 billion years old.
Pyrophillite is a metamorphosed sedimentary mineral mined for use in masonry buildings, as an absorbent, as a filler, as an ingredient in industrial compounds and for a variety of other uses. Klerksdorp spheres. UFO Sphere Shocks Brazil. Betz Mystery Sphere. Venezuela. Chartage. BALTIC SEA, Russia. Costa Rica. Bosnia. China. 'Space Ball' drops on Namibia.
Spheres - Easter Island. Spheres -New Zealand.