Archaen Butterstone Specimen #2
Archaen Butterstone Specimen Archaen Butterstone Specimen Archaen Butterstone Specimen (with fossils) Archaen Butterstone Specimen (closeup, with fossils) Archaen Butterstone Specimen (closeup, with fossils) Archaen Butterstone Specimen (closeup, with fossils) Archaen Butterstone Specimen Archaen Butterstone Specimen Archaen Butterstone Specimen Archaen Butterstone Specimen #2 Greenstone Belt of Southern Africa 2020: Box 9c – SC #48 Insert Text: Archaen Butterstone predates dinosaurs by over 2500 million years. This rock is from the Greenstone Belt of Southern Africa, which was formed during the Archaen Period and is over 2500 million years old. The Archaen Period covers 45% of the earth’s history – from the beginnings of the planets (about 4500 million years ago), up to the beginning of the Proterozoic Era (2500 million years ago). During the Archaen Period the surface of the earth formed, the oceans and the continents were established and life began in the shallow sea env...