haematite
Latest
4 billion year-old fossils found in Canadian quartz
Scientists have found new evidence of life's origins on Earth, in Canada no less. The newest record of our primordial past are fossils of bacteria that Phys.org says lived on iron and were encased in layers of quartz. The current estimate is that these microorganisms are at least 3.77 billion years old -- a tad older than the Greenland stromatolites announced last August.
