Used By: Josh Mitteldorf
Added On: 01/31/2018 at 00:00
Image Caption: A sliver of a nearly 3.5-billion-year-old rock from the Apex Chert deposit in Western Australia (top). An example of one of the microfossils discovered in a sample of rock from the Apex Chert (bottom).
Owner Name / Source: Quanta Magazine
Image Source: ImagesAttr
License: Fair Use